19470568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{187217}}^1$

素因数の和:187236

約数の個数: 16

約数和(自身を含む): 39315780

約数和(自身を除く): 19845212

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 187217, 374434, 748868, 1497736, 2433821, 4867642, 9735284, 19470568]

約数ペア:

[(1, 19470568), (2, 9735284), (4, 4867642), (8, 2433821), (13, 1497736), (26, 748868), (52, 374434), (104, 187217)]