20207409

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4801}}^1$

素因数の和:4888

約数の個数: 16

約数和(自身を含む): 28581504

約数和(自身を除く): 8374095

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 4801, 14403, 110423, 292861, 331269, 878583, 6735803, 20207409]

約数ペア:

[(1, 20207409), (3, 6735803), (23, 878583), (61, 331269), (69, 292861), (183, 110423), (1403, 14403), (4209, 4801)]