20268768

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 58212000

約数和(自身を除く): 37943232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 109, 149, 156, 208, 218, 298, 312, 327, 416, 436, 447, 596, 624, 654, 872, 894, 1192, 1248, 1308, 1417, 1744, 1788, 1937, 2384, 2616, 2834, 3488, 3576, 3874, 4251, 4768, 5232, 5668, 5811, 7152, 7748, 8502, 10464, 11336, 11622, 14304, 15496, 16241, 17004, 22672, 23244, 30992, 32482, 34008, 45344, 46488, 48723, 61984, 64964, 68016, 92976, 97446, 129928, 136032, 185952, 194892, 211133, 259856, 389784, 422266, 519712, 633399, 779568, 844532, 1266798, 1559136, 1689064, 2533596, 3378128, 5067192, 6756256, 10134384, 20268768]

約数ペア:

[(1, 20268768), (2, 10134384), (3, 6756256), (4, 5067192), (6, 3378128), (8, 2533596), (12, 1689064), (13, 1559136), (16, 1266798), (24, 844532), (26, 779568), (32, 633399), (39, 519712), (48, 422266), (52, 389784), (78, 259856), (96, 211133), (104, 194892), (109, 185952), (149, 136032), (156, 129928), (208, 97446), (218, 92976), (298, 68016), (312, 64964), (327, 61984), (416, 48723), (436, 46488), (447, 45344), (596, 34008), (624, 32482), (654, 30992), (872, 23244), (894, 22672), (1192, 17004), (1248, 16241), (1308, 15496), (1417, 14304), (1744, 11622), (1788, 11336), (1937, 10464), (2384, 8502), (2616, 7748), (2834, 7152), (3488, 5811), (3576, 5668), (3874, 5232), (4251, 4768)]