12781392

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20483}}^1$

素因数の和:20507

約数の個数: 40

約数和(自身を含む): 35560224

約数和(自身を除く): 22778832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 20483, 40966, 61449, 81932, 122898, 163864, 245796, 266279, 327728, 491592, 532558, 798837, 983184, 1065116, 1597674, 2130232, 3195348, 4260464, 6390696, 12781392]

約数ペア:

[(1, 12781392), (2, 6390696), (3, 4260464), (4, 3195348), (6, 2130232), (8, 1597674), (12, 1065116), (13, 983184), (16, 798837), (24, 532558), (26, 491592), (39, 327728), (48, 266279), (52, 245796), (78, 163864), (104, 122898), (156, 81932), (208, 61449), (312, 40966), (624, 20483)]