20434942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19763}}^1$

素因数の和:19823

約数の個数: 16

約数和(自身を含む): 34152192

約数和(自身を除く): 13717250

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19763, 39526, 217393, 434786, 928861, 1857722, 10217471, 20434942]

約数ペア:

[(1, 20434942), (2, 10217471), (11, 1857722), (22, 928861), (47, 434786), (94, 217393), (517, 39526), (1034, 19763)]