18427929

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 28020960

約数和(自身を除く): 9593031

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 1913, 3211, 5739, 9633, 24869, 36347, 74607, 109041, 323297, 472511, 969891, 1417533, 6142643, 18427929]

約数ペア:

[(1, 18427929), (3, 6142643), (13, 1417533), (19, 969891), (39, 472511), (57, 323297), (169, 109041), (247, 74607), (507, 36347), (741, 24869), (1913, 9633), (3211, 5739)]