20176961

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 23802240

約数和(自身を除く): 3625279

約数列:

[1, 7, 41, 229, 287, 307, 1603, 2149, 9389, 12587, 65723, 70303, 88109, 492121, 2882423, 20176961]

約数ペア:

[(1, 20176961), (7, 2882423), (41, 492121), (229, 88109), (287, 70303), (307, 65723), (1603, 12587), (2149, 9389)]