20090246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22273}}^1$

素因数の和:22327

約数の個数: 16

約数和(自身を含む): 33678288

約数和(自身を除く): 13588042

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22273, 44546, 245003, 490006, 913193, 1826386, 10045123, 20090246]

約数ペア:

[(1, 20090246), (2, 10045123), (11, 1826386), (22, 913193), (41, 490006), (82, 245003), (451, 44546), (902, 22273)]