20778844162

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1\times {\mathrm{209917}}^1$

素因数の和:211113

約数の個数: 16

約数和(自身を含む): 31920970752

約数和(自身を除く): 11142126590

約数列:

[1, 2, 43, 86, 1151, 2302, 49493, 98986, 209917, 419834, 9026431, 18052862, 241614467, 483228934, 10389422081, 20778844162]

約数ペア:

[(1, 20778844162), (2, 10389422081), (43, 483228934), (86, 241614467), (1151, 18052862), (2302, 9026431), (49493, 419834), (98986, 209917)]