20171960530

素因数分解:

$2^1\times 5^1\times {\mathrm{49843}}^1\times {\mathrm{40471}}^1$

素因数の和:90321

約数の個数: 16

約数和(自身を含む): 36311154624

約数和(自身を除く): 16139194094

約数列:

[1, 2, 5, 10, 40471, 49843, 80942, 99686, 202355, 249215, 404710, 498430, 2017196053, 4034392106, 10085980265, 20171960530]

約数ペア:

[(1, 20171960530), (2, 10085980265), (5, 4034392106), (10, 2017196053), (40471, 498430), (49843, 404710), (80942, 249215), (99686, 202355)]