18153941

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 20418048

約数和(自身を除く): 2264107

約数列:

[1, 13, 31, 107, 403, 421, 1391, 3317, 5473, 13051, 43121, 45047, 169663, 585611, 1396457, 18153941]

約数ペア:

[(1, 18153941), (13, 1396457), (31, 585611), (107, 169663), (403, 45047), (421, 43121), (1391, 13051), (3317, 5473)]