20316737

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1669}}^1$

素因数の和:1760

約数の個数: 16

約数和(自身を含む): 24368640

約数和(自身を除く): 4051903

約数列:

[1, 7, 37, 47, 259, 329, 1669, 1739, 11683, 12173, 61753, 78443, 432271, 549101, 2902391, 20316737]

約数ペア:

[(1, 20316737), (7, 2902391), (37, 549101), (47, 432271), (259, 78443), (329, 61753), (1669, 12173), (1739, 11683)]