19974635544

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{667423}}^1$

素因数の和:667504

約数の個数: 64

約数和(自身を含む): 52859980800

約数和(自身を除く): 32885345256

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 43, 58, 86, 87, 116, 129, 172, 174, 232, 258, 344, 348, 516, 696, 1032, 1247, 2494, 3741, 4988, 7482, 9976, 14964, 29928, 667423, 1334846, 2002269, 2669692, 4004538, 5339384, 8009076, 16018152, 19355267, 28699189, 38710534, 57398378, 58065801, 77421068, 86097567, 114796756, 116131602, 154842136, 172195134, 229593512, 232263204, 344390268, 464526408, 688780536, 832276481, 1664552962, 2496829443, 3329105924, 4993658886, 6658211848, 9987317772, 19974635544]

約数ペア:

[(1, 19974635544), (2, 9987317772), (3, 6658211848), (4, 4993658886), (6, 3329105924), (8, 2496829443), (12, 1664552962), (24, 832276481), (29, 688780536), (43, 464526408), (58, 344390268), (86, 232263204), (87, 229593512), (116, 172195134), (129, 154842136), (172, 116131602), (174, 114796756), (232, 86097567), (258, 77421068), (344, 58065801), (348, 57398378), (516, 38710534), (696, 28699189), (1032, 19355267), (1247, 16018152), (2494, 8009076), (3741, 5339384), (4988, 4004538), (7482, 2669692), (9976, 2002269), (14964, 1334846), (29928, 667423)]