19376058

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 43908480

約数和(自身を除く): 24532422

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 53, 78, 86, 106, 109, 129, 159, 218, 258, 318, 327, 559, 654, 689, 1118, 1378, 1417, 1677, 2067, 2279, 2834, 3354, 4134, 4251, 4558, 4687, 5777, 6837, 8502, 9374, 11554, 13674, 14061, 17331, 28122, 29627, 34662, 59254, 60931, 75101, 88881, 121862, 150202, 177762, 182793, 225303, 248411, 365586, 450606, 496822, 745233, 1490466, 3229343, 6458686, 9688029, 19376058]

約数ペア:

[(1, 19376058), (2, 9688029), (3, 6458686), (6, 3229343), (13, 1490466), (26, 745233), (39, 496822), (43, 450606), (53, 365586), (78, 248411), (86, 225303), (106, 182793), (109, 177762), (129, 150202), (159, 121862), (218, 88881), (258, 75101), (318, 60931), (327, 59254), (559, 34662), (654, 29627), (689, 28122), (1118, 17331), (1378, 14061), (1417, 13674), (1677, 11554), (2067, 9374), (2279, 8502), (2834, 6837), (3354, 5777), (4134, 4687), (4251, 4558)]