20606908

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8867}}^1$

素因数の和:8961

約数の個数: 24

約数和(自身を含む): 41715072

約数和(自身を除く): 21108164

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 8867, 17734, 35468, 62069, 124138, 248276, 735961, 1471922, 2943844, 5151727, 10303454, 20606908]

約数ペア:

[(1, 20606908), (2, 10303454), (4, 5151727), (7, 2943844), (14, 1471922), (28, 735961), (83, 248276), (166, 124138), (332, 62069), (581, 35468), (1162, 17734), (2324, 8867)]