20185659

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 32524800

約数和(自身を除く): 12339141

約数列:

[1, 3, 9, 13, 27, 39, 117, 131, 351, 393, 439, 1179, 1317, 1703, 3537, 3951, 5109, 5707, 11853, 15327, 17121, 45981, 51363, 57509, 154089, 172527, 517581, 747617, 1552743, 2242851, 6728553, 20185659]

約数ペア:

[(1, 20185659), (3, 6728553), (9, 2242851), (13, 1552743), (27, 747617), (39, 517581), (117, 172527), (131, 154089), (351, 57509), (393, 51363), (439, 45981), (1179, 17121), (1317, 15327), (1703, 11853), (3537, 5707), (3951, 5109)]