20166489232

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{8028061}}^1$

素因数の和:8028226

約数の個数: 20

約数和(自身を含む): 39321447676

約数和(自身を除く): 19154958444

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 8028061, 16056122, 32112244, 64224488, 128448976, 1260405577, 2520811154, 5041622308, 10083244616, 20166489232]

約数ペア:

[(1, 20166489232), (2, 10083244616), (4, 5041622308), (8, 2520811154), (16, 1260405577), (157, 128448976), (314, 64224488), (628, 32112244), (1256, 16056122), (2512, 8028061)]