20163665641

素因数分解:

$7^1\times {\mathrm{313}}^1\times {\mathrm{541}}^1\times {\mathrm{17011}}^1$

素因数の和:17872

約数の個数: 16

約数和(自身を含む): 23161906048

約数和(自身を除く): 2998240407

約数列:

[1, 7, 313, 541, 2191, 3787, 17011, 119077, 169333, 1185331, 5324443, 9202951, 37271101, 64420657, 2880523663, 20163665641]

約数ペア:

[(1, 20163665641), (7, 2880523663), (313, 64420657), (541, 37271101), (2191, 9202951), (3787, 5324443), (17011, 1185331), (119077, 169333)]