18694572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{409}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 47251680

約数和(自身を除く): 28557108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 293, 409, 586, 818, 879, 1172, 1227, 1636, 1758, 2454, 3516, 3809, 4908, 5317, 7618, 10634, 11427, 15236, 15951, 21268, 22854, 31902, 45708, 63804, 119837, 239674, 359511, 479348, 719022, 1438044, 1557881, 3115762, 4673643, 6231524, 9347286, 18694572]

約数ペア:

[(1, 18694572), (2, 9347286), (3, 6231524), (4, 4673643), (6, 3115762), (12, 1557881), (13, 1438044), (26, 719022), (39, 479348), (52, 359511), (78, 239674), (156, 119837), (293, 63804), (409, 45708), (586, 31902), (818, 22854), (879, 21268), (1172, 15951), (1227, 15236), (1636, 11427), (1758, 10634), (2454, 7618), (3516, 5317), (3809, 4908)]