20163400881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{32687}}^1\times {\mathrm{15817}}^1$

素因数の和:48520

約数の個数: 16

約数和(自身を含む): 28955291904

約数和(自身を除く): 8791891023

約数列:

[1, 3, 13, 39, 15817, 32687, 47451, 98061, 205621, 424931, 616863, 1274793, 517010279, 1551030837, 6721133627, 20163400881]

約数ペア:

[(1, 20163400881), (3, 6721133627), (13, 1551030837), (39, 517010279), (15817, 1274793), (32687, 616863), (47451, 424931), (98061, 205621)]