20161986464

素因数分解:

$2^5\times {\mathrm{239}}^1\times {\mathrm{2636243}}^1$

素因数の和:2636492

約数の個数: 24

約数和(自身を含む): 39860009280

約数和(自身を除く): 19698022816

約数列:

[1, 2, 4, 8, 16, 32, 239, 478, 956, 1912, 3824, 7648, 2636243, 5272486, 10544972, 21089944, 42179888, 84359776, 630062077, 1260124154, 2520248308, 5040496616, 10080993232, 20161986464]

約数ペア:

[(1, 20161986464), (2, 10080993232), (4, 5040496616), (8, 2520248308), (16, 1260124154), (32, 630062077), (239, 84359776), (478, 42179888), (956, 21089944), (1912, 10544972), (3824, 5272486), (7648, 2636243)]