20840833

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:756

約数の個数: 16

約数和(自身を含む): 23404752

約数和(自身を除く): 2563919

約数列:

[1, 13, 41, 61, 533, 641, 793, 2501, 8333, 26281, 32513, 39101, 341653, 508313, 1603141, 20840833]

約数ペア:

[(1, 20840833), (13, 1603141), (41, 508313), (61, 341653), (533, 39101), (641, 32513), (793, 26281), (2501, 8333)]