19704355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1499}}^1$

素因数の和:1754

約数の個数: 16

約数和(自身を含む): 25920000

約数和(自身を除く): 6215645

約数列:

[1, 5, 11, 55, 239, 1195, 1499, 2629, 7495, 13145, 16489, 82445, 358261, 1791305, 3940871, 19704355]

約数ペア:

[(1, 19704355), (5, 3940871), (11, 1791305), (55, 358261), (239, 82445), (1195, 16489), (1499, 13145), (2629, 7495)]