20826809101

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{2939}}^1\times {\mathrm{7283}}^1$

素因数の和:10368

約数の個数: 16

約数和(自身を含む): 23984755200

約数和(自身を除く): 3157946099

約数列:

[1, 7, 139, 973, 2939, 7283, 20573, 50981, 408521, 1012337, 2859647, 7086359, 21404737, 149833159, 2975258443, 20826809101]

約数ペア:

[(1, 20826809101), (7, 2975258443), (139, 149833159), (973, 21404737), (2939, 7086359), (7283, 2859647), (20573, 1012337), (50981, 408521)]