20680441

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 22353408

約数和(自身を除く): 1672967

約数列:

[1, 31, 41, 53, 307, 1271, 1643, 2173, 9517, 12587, 16271, 67363, 390197, 504401, 667111, 20680441]

約数ペア:

[(1, 20680441), (31, 667111), (41, 504401), (53, 390197), (307, 67363), (1271, 16271), (1643, 12587), (2173, 9517)]