20773584

素因数分解:

$2^4\times 3^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:176

約数の個数: 140

約数和(自身を含む): 65461956

約数和(自身を除く): 44688372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 137, 144, 156, 162, 208, 216, 234, 243, 274, 312, 324, 351, 411, 432, 468, 486, 548, 624, 648, 702, 729, 822, 936, 972, 1053, 1096, 1233, 1296, 1404, 1458, 1644, 1781, 1872, 1944, 2106, 2192, 2466, 2808, 2916, 3159, 3288, 3562, 3699, 3888, 4212, 4932, 5343, 5616, 5832, 6318, 6576, 7124, 7398, 8424, 9477, 9864, 10686, 11097, 11664, 12636, 14248, 14796, 16029, 16848, 18954, 19728, 21372, 22194, 25272, 28496, 29592, 32058, 33291, 37908, 42744, 44388, 48087, 50544, 59184, 64116, 66582, 75816, 85488, 88776, 96174, 99873, 128232, 133164, 144261, 151632, 177552, 192348, 199746, 256464, 266328, 288522, 384696, 399492, 432783, 532656, 577044, 769392, 798984, 865566, 1154088, 1298349, 1597968, 1731132, 2308176, 2596698, 3462264, 5193396, 6924528, 10386792, 20773584]

約数ペア:

[(1, 20773584), (2, 10386792), (3, 6924528), (4, 5193396), (6, 3462264), (8, 2596698), (9, 2308176), (12, 1731132), (13, 1597968), (16, 1298349), (18, 1154088), (24, 865566), (26, 798984), (27, 769392), (36, 577044), (39, 532656), (48, 432783), (52, 399492), (54, 384696), (72, 288522), (78, 266328), (81, 256464), (104, 199746), (108, 192348), (117, 177552), (137, 151632), (144, 144261), (156, 133164), (162, 128232), (208, 99873), (216, 96174), (234, 88776), (243, 85488), (274, 75816), (312, 66582), (324, 64116), (351, 59184), (411, 50544), (432, 48087), (468, 44388), (486, 42744), (548, 37908), (624, 33291), (648, 32058), (702, 29592), (729, 28496), (822, 25272), (936, 22194), (972, 21372), (1053, 19728), (1096, 18954), (1233, 16848), (1296, 16029), (1404, 14796), (1458, 14248), (1644, 12636), (1781, 11664), (1872, 11097), (1944, 10686), (2106, 9864), (2192, 9477), (2466, 8424), (2808, 7398), (2916, 7124), (3159, 6576), (3288, 6318), (3562, 5832), (3699, 5616), (3888, 5343), (4212, 4932)]