19803016

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{6857}}^1$

素因数の和:6901

約数の個数: 24

約数和(自身を含む): 39193470

約数和(自身を除く): 19390454

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 6857, 13714, 27428, 54856, 130283, 260566, 521132, 1042264, 2475377, 4950754, 9901508, 19803016]

約数ペア:

[(1, 19803016), (2, 9901508), (4, 4950754), (8, 2475377), (19, 1042264), (38, 521132), (76, 260566), (152, 130283), (361, 54856), (722, 27428), (1444, 13714), (2888, 6857)]