19133920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9199}}^1$

素因数の和:9227

約数の個数: 48

約数和(自身を含む): 48686400

約数和(自身を除く): 29552480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 9199, 18398, 36796, 45995, 73592, 91990, 119587, 147184, 183980, 239174, 294368, 367960, 478348, 597935, 735920, 956696, 1195870, 1471840, 1913392, 2391740, 3826784, 4783480, 9566960, 19133920]

約数ペア:

[(1, 19133920), (2, 9566960), (4, 4783480), (5, 3826784), (8, 2391740), (10, 1913392), (13, 1471840), (16, 1195870), (20, 956696), (26, 735920), (32, 597935), (40, 478348), (52, 367960), (65, 294368), (80, 239174), (104, 183980), (130, 147184), (160, 119587), (208, 91990), (260, 73592), (416, 45995), (520, 36796), (1040, 18398), (2080, 9199)]