20105261799

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23351059}}^1$

素因数の和:23351110

約数の個数: 16

約数和(自身を含む): 31383824640

約数和(自身を除く): 11278562841

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23351059, 70053177, 163457413, 490372239, 957393419, 2872180257, 6701753933, 20105261799]

約数ペア:

[(1, 20105261799), (3, 6701753933), (7, 2872180257), (21, 957393419), (41, 490372239), (123, 163457413), (287, 70053177), (861, 23351059)]