19365996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2887}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 49812224

約数和(自身を除く): 30446228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 2887, 3354, 5774, 6708, 8661, 11548, 17322, 34644, 37531, 75062, 112593, 124141, 150124, 225186, 248282, 372423, 450372, 496564, 744846, 1489692, 1613833, 3227666, 4841499, 6455332, 9682998, 19365996]

約数ペア:

[(1, 19365996), (2, 9682998), (3, 6455332), (4, 4841499), (6, 3227666), (12, 1613833), (13, 1489692), (26, 744846), (39, 496564), (43, 450372), (52, 372423), (78, 248282), (86, 225186), (129, 150124), (156, 124141), (172, 112593), (258, 75062), (516, 37531), (559, 34644), (1118, 17322), (1677, 11548), (2236, 8661), (2887, 6708), (3354, 5774)]