20740296818

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1\times {\mathrm{268789}}^1$

素因数の和:269773

約数の個数: 16

約数和(自身を含む): 31903222680

約数和(自身を除く): 11162925862

約数列:

[1, 2, 41, 82, 941, 1882, 38581, 77162, 268789, 537578, 11020349, 22040698, 252930449, 505860898, 10370148409, 20740296818]

約数ペア:

[(1, 20740296818), (2, 10370148409), (41, 505860898), (82, 252930449), (941, 22040698), (1882, 11020349), (38581, 537578), (77162, 268789)]