20992994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{56131}}^1$

素因数の和:56161

約数の個数: 16

約数和(自身を含む): 36373536

約数和(自身を除く): 15380542

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 56131, 112262, 617441, 954227, 1234882, 1908454, 10496497, 20992994]

約数ペア:

[(1, 20992994), (2, 10496497), (11, 1908454), (17, 1234882), (22, 954227), (34, 617441), (187, 112262), (374, 56131)]