19618830

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 67392000

約数和(自身を除く): 47773170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 19, 21, 22, 30, 33, 35, 38, 42, 45, 55, 57, 63, 66, 70, 77, 90, 95, 99, 105, 110, 114, 126, 133, 149, 154, 165, 171, 190, 198, 209, 210, 231, 266, 285, 298, 315, 330, 342, 385, 399, 418, 447, 462, 495, 570, 627, 630, 665, 693, 745, 770, 798, 855, 894, 990, 1043, 1045, 1155, 1197, 1254, 1330, 1341, 1386, 1463, 1490, 1639, 1710, 1881, 1995, 2086, 2090, 2235, 2310, 2394, 2682, 2831, 2926, 3129, 3135, 3278, 3465, 3762, 3990, 4389, 4470, 4917, 5215, 5662, 5985, 6258, 6270, 6705, 6930, 7315, 8195, 8493, 8778, 9387, 9405, 9834, 10430, 11473, 11970, 13167, 13410, 14155, 14630, 14751, 15645, 16390, 16986, 18774, 18810, 19817, 21945, 22946, 24585, 25479, 26334, 28310, 29502, 31141, 31290, 34419, 39634, 42465, 43890, 46935, 49170, 50958, 57365, 59451, 62282, 65835, 68838, 73755, 84930, 93423, 93870, 99085, 103257, 114730, 118902, 127395, 131670, 147510, 155705, 172095, 178353, 186846, 198170, 206514, 217987, 254790, 280269, 297255, 311410, 344190, 356706, 435974, 467115, 516285, 560538, 594510, 653961, 891765, 934230, 1032570, 1089935, 1307922, 1401345, 1783530, 1961883, 2179870, 2802690, 3269805, 3923766, 6539610, 9809415, 19618830]

約数ペア:

[(1, 19618830), (2, 9809415), (3, 6539610), (5, 3923766), (6, 3269805), (7, 2802690), (9, 2179870), (10, 1961883), (11, 1783530), (14, 1401345), (15, 1307922), (18, 1089935), (19, 1032570), (21, 934230), (22, 891765), (30, 653961), (33, 594510), (35, 560538), (38, 516285), (42, 467115), (45, 435974), (55, 356706), (57, 344190), (63, 311410), (66, 297255), (70, 280269), (77, 254790), (90, 217987), (95, 206514), (99, 198170), (105, 186846), (110, 178353), (114, 172095), (126, 155705), (133, 147510), (149, 131670), (154, 127395), (165, 118902), (171, 114730), (190, 103257), (198, 99085), (209, 93870), (210, 93423), (231, 84930), (266, 73755), (285, 68838), (298, 65835), (315, 62282), (330, 59451), (342, 57365), (385, 50958), (399, 49170), (418, 46935), (447, 43890), (462, 42465), (495, 39634), (570, 34419), (627, 31290), (630, 31141), (665, 29502), (693, 28310), (745, 26334), (770, 25479), (798, 24585), (855, 22946), (894, 21945), (990, 19817), (1043, 18810), (1045, 18774), (1155, 16986), (1197, 16390), (1254, 15645), (1330, 14751), (1341, 14630), (1386, 14155), (1463, 13410), (1490, 13167), (1639, 11970), (1710, 11473), (1881, 10430), (1995, 9834), (2086, 9405), (2090, 9387), (2235, 8778), (2310, 8493), (2394, 8195), (2682, 7315), (2831, 6930), (2926, 6705), (3129, 6270), (3135, 6258), (3278, 5985), (3465, 5662), (3762, 5215), (3990, 4917), (4389, 4470)]