20631023

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1166

約数の個数: 16

約数和(自身を含む): 24821760

約数和(自身を除く): 4190737

約数列:

[1, 7, 23, 127, 161, 889, 1009, 2921, 7063, 20447, 23207, 128143, 162449, 897001, 2947289, 20631023]

約数ペア:

[(1, 20631023), (7, 2947289), (23, 897001), (127, 162449), (161, 128143), (889, 23207), (1009, 20447), (2921, 7063)]