220891682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12889}}^1$

素因数の和:12962

約数の個数: 32

約数和(自身を含む): 389793600

約数和(自身を除く): 168901918

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1558, 8569, 12889, 17138, 25778, 141779, 244891, 283558, 489782, 528449, 1056898, 2693801, 5387602, 5812939, 10040531, 11625878, 20081062, 110445841, 220891682]

約数ペア:

[(1, 220891682), (2, 110445841), (11, 20081062), (19, 11625878), (22, 10040531), (38, 5812939), (41, 5387602), (82, 2693801), (209, 1056898), (418, 528449), (451, 489782), (779, 283558), (902, 244891), (1558, 141779), (8569, 25778), (12889, 17138)]