20408965161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14143427}}^1$

素因数の和:14143480

約数の個数: 16

約数和(自身を含む): 30097214784

約数和(自身を除く): 9688249623

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14143427, 42430281, 183864551, 523306799, 551593653, 1569920397, 6802988387, 20408965161]

約数ペア:

[(1, 20408965161), (3, 6802988387), (13, 1569920397), (37, 551593653), (39, 523306799), (111, 183864551), (481, 42430281), (1443, 14143427)]