20145282009

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{4397}}^1\times {\mathrm{14011}}^1$

素因数の和:18520

約数の個数: 16

約数和(自身を含む): 27114901440

約数和(自身を除く): 6969619431

約数列:

[1, 3, 109, 327, 4397, 13191, 14011, 42033, 479273, 1437819, 1527199, 4581597, 61606367, 184819101, 6715094003, 20145282009]

約数ペア:

[(1, 20145282009), (3, 6715094003), (109, 184819101), (327, 61606367), (4397, 4581597), (13191, 1527199), (14011, 1437819), (42033, 479273)]