20205417

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3137}}^1$

素因数の和:3272

約数の個数: 16

約数和(自身を含む): 28618560

約数和(自身を除く): 8413143

約数列:

[1, 3, 19, 57, 113, 339, 2147, 3137, 6441, 9411, 59603, 178809, 354481, 1063443, 6735139, 20205417]

約数ペア:

[(1, 20205417), (3, 6735139), (19, 1063443), (57, 354481), (113, 178809), (339, 59603), (2147, 9411), (3137, 6441)]