20715944886

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{809}}^1$

素因数の和:1042

約数の個数: 224

約数和(自身を含む): 57709350720

約数和(自身を除く): 36993405834

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 193, 234, 243, 273, 351, 378, 386, 486, 546, 567, 579, 702, 729, 809, 819, 1053, 1134, 1158, 1351, 1458, 1618, 1638, 1701, 1737, 2106, 2427, 2457, 2509, 2702, 3159, 3402, 3474, 4053, 4854, 4914, 5018, 5103, 5211, 5663, 6318, 7281, 7371, 7527, 8106, 9477, 10206, 10422, 10517, 11326, 12159, 14562, 14742, 15054, 15633, 16989, 17563, 18954, 21034, 21843, 22113, 22581, 24318, 31266, 31551, 33978, 35126, 36477, 43686, 44226, 45162, 46899, 50967, 52689, 63102, 65529, 66339, 67743, 72954, 73619, 93798, 94653, 101934, 105378, 109431, 131058, 132678, 135486, 140697, 147238, 152901, 156137, 158067, 189306, 196587, 203229, 218862, 220857, 281394, 283959, 305802, 312274, 316134, 328293, 393174, 406458, 441714, 458703, 468411, 474201, 567918, 589761, 609687, 656586, 662571, 851877, 917406, 936822, 948402, 984879, 1092959, 1179522, 1219374, 1325142, 1376109, 1405233, 1422603, 1703754, 1829061, 1969758, 1987713, 2029781, 2185918, 2555631, 2752218, 2810466, 2845206, 3278877, 3658122, 3975426, 4059562, 4128327, 4215699, 4267809, 5111262, 5963139, 6089343, 6557754, 7666893, 8256654, 8431398, 8535618, 9836631, 11926278, 12178686, 12647097, 12803427, 14208467, 15333786, 17889417, 18268029, 19673262, 25294194, 25606854, 28416934, 29509893, 35778834, 36536058, 37941291, 42625401, 53668251, 54804087, 59019786, 75882582, 85250802, 88529679, 107336502, 109608174, 113823873, 127876203, 164412261, 177059358, 227647746, 255752406, 265589037, 328824522, 383628609, 493236783, 531178074, 767257218, 796767111, 986473566, 1150885827, 1479710349, 1593534222, 2301771654, 2959420698, 3452657481, 6905314962, 10357972443, 20715944886]

約数ペア:

[(1, 20715944886), (2, 10357972443), (3, 6905314962), (6, 3452657481), (7, 2959420698), (9, 2301771654), (13, 1593534222), (14, 1479710349), (18, 1150885827), (21, 986473566), (26, 796767111), (27, 767257218), (39, 531178074), (42, 493236783), (54, 383628609), (63, 328824522), (78, 265589037), (81, 255752406), (91, 227647746), (117, 177059358), (126, 164412261), (162, 127876203), (182, 113823873), (189, 109608174), (193, 107336502), (234, 88529679), (243, 85250802), (273, 75882582), (351, 59019786), (378, 54804087), (386, 53668251), (486, 42625401), (546, 37941291), (567, 36536058), (579, 35778834), (702, 29509893), (729, 28416934), (809, 25606854), (819, 25294194), (1053, 19673262), (1134, 18268029), (1158, 17889417), (1351, 15333786), (1458, 14208467), (1618, 12803427), (1638, 12647097), (1701, 12178686), (1737, 11926278), (2106, 9836631), (2427, 8535618), (2457, 8431398), (2509, 8256654), (2702, 7666893), (3159, 6557754), (3402, 6089343), (3474, 5963139), (4053, 5111262), (4854, 4267809), (4914, 4215699), (5018, 4128327), (5103, 4059562), (5211, 3975426), (5663, 3658122), (6318, 3278877), (7281, 2845206), (7371, 2810466), (7527, 2752218), (8106, 2555631), (9477, 2185918), (10206, 2029781), (10422, 1987713), (10517, 1969758), (11326, 1829061), (12159, 1703754), (14562, 1422603), (14742, 1405233), (15054, 1376109), (15633, 1325142), (16989, 1219374), (17563, 1179522), (18954, 1092959), (21034, 984879), (21843, 948402), (22113, 936822), (22581, 917406), (24318, 851877), (31266, 662571), (31551, 656586), (33978, 609687), (35126, 589761), (36477, 567918), (43686, 474201), (44226, 468411), (45162, 458703), (46899, 441714), (50967, 406458), (52689, 393174), (63102, 328293), (65529, 316134), (66339, 312274), (67743, 305802), (72954, 283959), (73619, 281394), (93798, 220857), (94653, 218862), (101934, 203229), (105378, 196587), (109431, 189306), (131058, 158067), (132678, 156137), (135486, 152901), (140697, 147238)]