20175107908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{5347}}^1\times {\mathrm{21937}}^1$

素因数の和:27331

約数の個数: 24

約数和(自身を含む): 36135922592

約数和(自身を除く): 15960814684

約数列:

[1, 2, 4, 43, 86, 172, 5347, 10694, 21388, 21937, 43874, 87748, 229921, 459842, 919684, 943291, 1886582, 3773164, 117297139, 234594278, 469188556, 5043776977, 10087553954, 20175107908]

約数ペア:

[(1, 20175107908), (2, 10087553954), (4, 5043776977), (43, 469188556), (86, 234594278), (172, 117297139), (5347, 3773164), (10694, 1886582), (21388, 943291), (21937, 919684), (43874, 459842), (87748, 229921)]