20139006895

素因数分解:

$5^1\times 7^1\times {\mathrm{2351}}^1\times {\mathrm{244747}}^1$

素因数の和:247110

約数の個数: 16

約数和(自身を含む): 27631070208

約数和(自身を除く): 7492063313

約数列:

[1, 5, 7, 35, 2351, 11755, 16457, 82285, 244747, 1223735, 1713229, 8566145, 575400197, 2877000985, 4027801379, 20139006895]

約数ペア:

[(1, 20139006895), (5, 4027801379), (7, 2877000985), (35, 575400197), (2351, 8566145), (11755, 1713229), (16457, 1223735), (82285, 244747)]