20157072

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32303}}^1$

素因数の和:32327

約数の個数: 40

約数和(自身を含む): 56079744

約数和(自身を除く): 35922672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32303, 64606, 96909, 129212, 193818, 258424, 387636, 419939, 516848, 775272, 839878, 1259817, 1550544, 1679756, 2519634, 3359512, 5039268, 6719024, 10078536, 20157072]

約数ペア:

[(1, 20157072), (2, 10078536), (3, 6719024), (4, 5039268), (6, 3359512), (8, 2519634), (12, 1679756), (13, 1550544), (16, 1259817), (24, 839878), (26, 775272), (39, 516848), (48, 419939), (52, 387636), (78, 258424), (104, 193818), (156, 129212), (208, 96909), (312, 64606), (624, 32303)]