20359347

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2707}}^1$

素因数の和:2842

約数の個数: 16

約数和(自身を含む): 28596480

約数和(自身を除く): 8237133

約数列:

[1, 3, 23, 69, 109, 327, 2507, 2707, 7521, 8121, 62261, 186783, 295063, 885189, 6786449, 20359347]

約数ペア:

[(1, 20359347), (3, 6786449), (23, 885189), (69, 295063), (109, 186783), (327, 62261), (2507, 8121), (2707, 7521)]