18680012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359231}}^1$

素因数の和:359248

約数の個数: 12

約数和(自身を含む): 35204736

約数和(自身を除く): 16524724

約数列:

[1, 2, 4, 13, 26, 52, 359231, 718462, 1436924, 4670003, 9340006, 18680012]

約数ペア:

[(1, 18680012), (2, 9340006), (4, 4670003), (13, 1436924), (26, 718462), (52, 359231)]