220172062

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{24469}}^1$

素因数の和:24891

約数の個数: 16

約数和(自身を含む): 361177200

約数和(自身を除く): 141005138

約数列:

[1, 2, 11, 22, 409, 818, 4499, 8998, 24469, 48938, 269159, 538318, 10007821, 20015642, 110086031, 220172062]

約数ペア:

[(1, 220172062), (2, 110086031), (11, 20015642), (22, 10007821), (409, 538318), (818, 269159), (4499, 48938), (8998, 24469)]