20355082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21517}}^1$

素因数の和:21573

約数の個数: 16

約数和(自身を含む): 34084512

約数和(自身を除く): 13729430

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21517, 43034, 236687, 473374, 925231, 1850462, 10177541, 20355082]

約数ペア:

[(1, 20355082), (2, 10177541), (11, 1850462), (22, 925231), (43, 473374), (86, 236687), (473, 43034), (946, 21517)]