18816733910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{141767}}^1$

素因数の和:142808

約数の個数: 32

約数和(自身を含む): 36511497792

約数和(自身を除く): 17694763882

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1021, 2042, 5105, 10210, 13273, 26546, 66365, 132730, 141767, 283534, 708835, 1417670, 1842971, 3685942, 9214855, 18429710, 144744107, 289488214, 723720535, 1447441070, 1881673391, 3763346782, 9408366955, 18816733910]

約数ペア:

[(1, 18816733910), (2, 9408366955), (5, 3763346782), (10, 1881673391), (13, 1447441070), (26, 723720535), (65, 289488214), (130, 144744107), (1021, 18429710), (2042, 9214855), (5105, 3685942), (10210, 1842971), (13273, 1417670), (26546, 708835), (66365, 283534), (132730, 141767)]