20104071

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 30568320

約数和(自身を除く): 10464249

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 2087, 3211, 6261, 9633, 27131, 39653, 81393, 118959, 352703, 515489, 1058109, 1546467, 6701357, 20104071]

約数ペア:

[(1, 20104071), (3, 6701357), (13, 1546467), (19, 1058109), (39, 515489), (57, 352703), (169, 118959), (247, 81393), (507, 39653), (741, 27131), (2087, 9633), (3211, 6261)]