20636772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{132287}}^1$

素因数の和:132307

約数の個数: 24

約数和(自身を含む): 51856896

約数和(自身を除く): 31220124

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 132287, 264574, 396861, 529148, 793722, 1587444, 1719731, 3439462, 5159193, 6878924, 10318386, 20636772]

約数ペア:

[(1, 20636772), (2, 10318386), (3, 6878924), (4, 5159193), (6, 3439462), (12, 1719731), (13, 1587444), (26, 793722), (39, 529148), (52, 396861), (78, 264574), (156, 132287)]