20104735

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4523}}^1$

素因数の和:4662

約数の個数: 16

約数和(自身を含む): 27795456

約数和(自身を除く): 7690721

約数列:

[1, 5, 7, 35, 127, 635, 889, 4445, 4523, 22615, 31661, 158305, 574421, 2872105, 4020947, 20104735]

約数ペア:

[(1, 20104735), (5, 4020947), (7, 2872105), (35, 574421), (127, 158305), (635, 31661), (889, 22615), (4445, 4523)]