20530994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11813}}^1$

素因数の和:11905

約数の個数: 16

約数和(自身を含む): 34024320

約数和(自身を除く): 13493326

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11813, 23626, 129943, 259886, 933227, 1866454, 10265497, 20530994]

約数ペア:

[(1, 20530994), (2, 10265497), (11, 1866454), (22, 933227), (79, 259886), (158, 129943), (869, 23626), (1738, 11813)]