201990021110

素因数分解:

$2^1\times 5^1\times {\mathrm{185137}}^1\times {\mathrm{109103}}^1$

素因数の和:294247

約数の個数: 16

約数和(自身を含む): 363587334336

約数和(自身を除く): 161597313226

約数列:

[1, 2, 5, 10, 109103, 185137, 218206, 370274, 545515, 925685, 1091030, 1851370, 20199002111, 40398004222, 100995010555, 201990021110]

約数ペア:

[(1, 201990021110), (2, 100995010555), (5, 40398004222), (10, 20199002111), (109103, 1851370), (185137, 1091030), (218206, 925685), (370274, 545515)]