20331012

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2459}}^1$

素因数の和:2532

約数の個数: 48

約数和(自身を含む): 52073280

約数和(自身を除く): 31742268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2459, 2756, 4134, 4918, 7377, 8268, 9836, 14754, 29508, 31967, 63934, 95901, 127868, 130327, 191802, 260654, 383604, 390981, 521308, 781962, 1563924, 1694251, 3388502, 5082753, 6777004, 10165506, 20331012]

約数ペア:

[(1, 20331012), (2, 10165506), (3, 6777004), (4, 5082753), (6, 3388502), (12, 1694251), (13, 1563924), (26, 781962), (39, 521308), (52, 390981), (53, 383604), (78, 260654), (106, 191802), (156, 130327), (159, 127868), (212, 95901), (318, 63934), (636, 31967), (689, 29508), (1378, 14754), (2067, 9836), (2459, 8268), (2756, 7377), (4134, 4918)]