20178061

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 21909888

約数和(自身を除く): 1731827

約数列:

[1, 23, 37, 131, 181, 851, 3013, 4163, 4847, 6697, 23711, 111481, 154031, 545353, 877307, 20178061]

約数ペア:

[(1, 20178061), (23, 877307), (37, 545353), (131, 154031), (181, 111481), (851, 23711), (3013, 6697), (4163, 4847)]