1818715730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13990121}}^1$

素因数の和:13990141

約数の個数: 16

約数和(自身を含む): 3525510744

約数和(自身を除く): 1706795014

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 13990121, 27980242, 69950605, 139901210, 181871573, 363743146, 909357865, 1818715730]

約数ペア:

[(1, 1818715730), (2, 909357865), (5, 363743146), (10, 181871573), (13, 139901210), (26, 69950605), (65, 27980242), (130, 13990121)]