20087294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12893}}^1$

素因数の和:12955

約数の個数: 16

約数和(自身を含む): 32492880

約数和(自身を除く): 12405586

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 12893, 25786, 244967, 489934, 528613, 1057226, 10043647, 20087294]

約数ペア:

[(1, 20087294), (2, 10043647), (19, 1057226), (38, 528613), (41, 489934), (82, 244967), (779, 25786), (1558, 12893)]