20175184510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11937979}}^1$

素因数の和:11938012

約数の個数: 24

約数和(自身を含む): 39323706120

約数和(自身を除く): 19148521610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11937979, 23875958, 59689895, 119379790, 155193727, 310387454, 775968635, 1551937270, 2017518451, 4035036902, 10087592255, 20175184510]

約数ペア:

[(1, 20175184510), (2, 10087592255), (5, 4035036902), (10, 2017518451), (13, 1551937270), (26, 775968635), (65, 310387454), (130, 155193727), (169, 119379790), (338, 59689895), (845, 23875958), (1690, 11937979)]