20197980185

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{1459}}^1\times {\mathrm{26881}}^1$

素因数の和:28448

約数の個数: 16

約数和(自身を含む): 24490577280

約数和(自身を除く): 4292597095

約数列:

[1, 5, 103, 515, 1459, 7295, 26881, 134405, 150277, 751385, 2768743, 13843715, 39219379, 196096895, 4039596037, 20197980185]

約数ペア:

[(1, 20197980185), (5, 4039596037), (103, 196096895), (515, 39219379), (1459, 13843715), (7295, 2768743), (26881, 751385), (134405, 150277)]