2017901870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11870011}}^1$

素因数の和:11870035

約数の個数: 16

約数和(自身を含む): 3845883888

約数和(自身を除く): 1827982018

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 11870011, 23740022, 59350055, 118700110, 201790187, 403580374, 1008950935, 2017901870]

約数ペア:

[(1, 2017901870), (2, 1008950935), (5, 403580374), (10, 201790187), (17, 118700110), (34, 59350055), (85, 23740022), (170, 11870011)]