20107777538

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1\times {\mathrm{2531}}^1$

素因数の和:3182

約数の個数: 32

約数和(自身を含む): 31035432960

約数和(自身を除く): 10927655422

約数列:

[1, 2, 47, 94, 223, 379, 446, 758, 2531, 5062, 10481, 17813, 20962, 35626, 84517, 118957, 169034, 237914, 564413, 959249, 1128826, 1918498, 3972299, 7944598, 26527411, 45084703, 53054822, 90169406, 213912527, 427825054, 10053888769, 20107777538]

約数ペア:

[(1, 20107777538), (2, 10053888769), (47, 427825054), (94, 213912527), (223, 90169406), (379, 53054822), (446, 45084703), (758, 26527411), (2531, 7944598), (5062, 3972299), (10481, 1918498), (17813, 1128826), (20962, 959249), (35626, 564413), (84517, 237914), (118957, 169034)]