20386604

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42829}}^1$

素因数の和:42857

約数の個数: 24

約数和(自身を含む): 43172640

約数和(自身を除く): 22786036

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42829, 85658, 171316, 299803, 599606, 728093, 1199212, 1456186, 2912372, 5096651, 10193302, 20386604]

約数ペア:

[(1, 20386604), (2, 10193302), (4, 5096651), (7, 2912372), (14, 1456186), (17, 1199212), (28, 728093), (34, 599606), (68, 299803), (119, 171316), (238, 85658), (476, 42829)]