31420796

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{64919}}^1$

素因数の和:64945

約数の個数: 18

約数和(自身を含む): 60440520

約数和(自身を除く): 29019724

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 64919, 129838, 259676, 714109, 1428218, 2856436, 7855199, 15710398, 31420796]

約数ペア:

[(1, 31420796), (2, 15710398), (4, 7855199), (11, 2856436), (22, 1428218), (44, 714109), (121, 259676), (242, 129838), (484, 64919)]