20556996857

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1\times {\mathrm{9001}}^1$

素因数の和:10784

約数の個数: 16

約数和(自身を含む): 21959118720

約数和(自身を除く): 1402121863

約数列:

[1, 19, 71, 1349, 1693, 9001, 32167, 120203, 171019, 639071, 2283857, 12142349, 15238693, 289535167, 1081947203, 20556996857]

約数ペア:

[(1, 20556996857), (19, 1081947203), (71, 289535167), (1349, 15238693), (1693, 12142349), (9001, 2283857), (32167, 639071), (120203, 171019)]