20712953

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 16

約数和(自身を含む): 22628160

約数和(自身を除く): 1915207

約数列:

[1, 17, 59, 107, 193, 1003, 1819, 3281, 6313, 11387, 20651, 107321, 193579, 351067, 1218409, 20712953]

約数ペア:

[(1, 20712953), (17, 1218409), (59, 351067), (107, 193579), (193, 107321), (1003, 20651), (1819, 11387), (3281, 6313)]