19925156728

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{1613}}^1\times {\mathrm{4871}}^1$

素因数の和:6807

約数の個数: 32

約数和(自身を含む): 37508456160

約数和(自身を除く): 17583299432

約数列:

[1, 2, 4, 8, 317, 634, 1268, 1613, 2536, 3226, 4871, 6452, 9742, 12904, 19484, 38968, 511321, 1022642, 1544107, 2045284, 3088214, 4090568, 6176428, 7856923, 12352856, 15713846, 31427692, 62855384, 2490644591, 4981289182, 9962578364, 19925156728]

約数ペア:

[(1, 19925156728), (2, 9962578364), (4, 4981289182), (8, 2490644591), (317, 62855384), (634, 31427692), (1268, 15713846), (1613, 12352856), (2536, 7856923), (3226, 6176428), (4871, 4090568), (6452, 3088214), (9742, 2045284), (12904, 1544107), (19484, 1022642), (38968, 511321)]