18270825820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{14923}}^1$

素因数の和:15239

約数の個数: 96

約数和(自身を含む): 43911661248

約数和(自身を除く): 25640835428

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 277, 340, 442, 554, 884, 1105, 1108, 1385, 2210, 2770, 3601, 4420, 4709, 5540, 7202, 9418, 14404, 14923, 18005, 18836, 23545, 29846, 36010, 47090, 59692, 61217, 72020, 74615, 94180, 122434, 149230, 193999, 244868, 253691, 298460, 306085, 387998, 507382, 612170, 775996, 969995, 1014764, 1224340, 1268455, 1939990, 2536910, 3297983, 3879980, 4133671, 5073820, 6595966, 8267342, 13191932, 16489915, 16534684, 20668355, 32979830, 41336710, 53737723, 65959660, 70272407, 82673420, 107475446, 140544814, 214950892, 268688615, 281089628, 351362035, 537377230, 702724070, 913541291, 1074754460, 1405448140, 1827082582, 3654165164, 4567706455, 9135412910, 18270825820]

約数ペア:

[(1, 18270825820), (2, 9135412910), (4, 4567706455), (5, 3654165164), (10, 1827082582), (13, 1405448140), (17, 1074754460), (20, 913541291), (26, 702724070), (34, 537377230), (52, 351362035), (65, 281089628), (68, 268688615), (85, 214950892), (130, 140544814), (170, 107475446), (221, 82673420), (260, 70272407), (277, 65959660), (340, 53737723), (442, 41336710), (554, 32979830), (884, 20668355), (1105, 16534684), (1108, 16489915), (1385, 13191932), (2210, 8267342), (2770, 6595966), (3601, 5073820), (4420, 4133671), (4709, 3879980), (5540, 3297983), (7202, 2536910), (9418, 1939990), (14404, 1268455), (14923, 1224340), (18005, 1014764), (18836, 969995), (23545, 775996), (29846, 612170), (36010, 507382), (47090, 387998), (59692, 306085), (61217, 298460), (72020, 253691), (74615, 244868), (94180, 193999), (122434, 149230)]