208520212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{953}}^1\times {\mathrm{2879}}^1$

素因数の和:3855

約数の個数: 24

約数和(自身を含む): 384652800

約数和(自身を除く): 176132588

約数列:

[1, 2, 4, 19, 38, 76, 953, 1906, 2879, 3812, 5758, 11516, 18107, 36214, 54701, 72428, 109402, 218804, 2743687, 5487374, 10974748, 52130053, 104260106, 208520212]

約数ペア:

[(1, 208520212), (2, 104260106), (4, 52130053), (19, 10974748), (38, 5487374), (76, 2743687), (953, 218804), (1906, 109402), (2879, 72428), (3812, 54701), (5758, 36214), (11516, 18107)]