20268428

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1459}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 37282560

約数和(自身を除く): 17014132

約数列:

[1, 2, 4, 23, 46, 92, 151, 302, 604, 1459, 2918, 3473, 5836, 6946, 13892, 33557, 67114, 134228, 220309, 440618, 881236, 5067107, 10134214, 20268428]

約数ペア:

[(1, 20268428), (2, 10134214), (4, 5067107), (23, 881236), (46, 440618), (92, 220309), (151, 134228), (302, 67114), (604, 33557), (1459, 13892), (2918, 6946), (3473, 5836)]