99222020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{37871}}^1$

素因数の和:38011

約数の個数: 24

約数和(自身を含む): 209962368

約数和(自身を除く): 110740348

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 37871, 75742, 151484, 189355, 378710, 757420, 4961101, 9922202, 19844404, 24805505, 49611010, 99222020]

約数ペア:

[(1, 99222020), (2, 49611010), (4, 24805505), (5, 19844404), (10, 9922202), (20, 4961101), (131, 757420), (262, 378710), (524, 189355), (655, 151484), (1310, 75742), (2620, 37871)]