15706789072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{75513409}}^1$

素因数の和:75513430

約数の個数: 20

約数和(自身を含む): 32772819940

約数和(自身を除く): 17066030868

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 75513409, 151026818, 302053636, 604107272, 981674317, 1208214544, 1963348634, 3926697268, 7853394536, 15706789072]

約数ペア:

[(1, 15706789072), (2, 7853394536), (4, 3926697268), (8, 1963348634), (13, 1208214544), (16, 981674317), (26, 604107272), (52, 302053636), (104, 151026818), (208, 75513409)]