20951030

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21599}}^1$

素因数の和:21703

約数の個数: 16

約数和(自身を含む): 38102400

約数和(自身を除く): 17151370

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 21599, 43198, 107995, 215990, 2095103, 4190206, 10475515, 20951030]

約数ペア:

[(1, 20951030), (2, 10475515), (5, 4190206), (10, 2095103), (97, 215990), (194, 107995), (485, 43198), (970, 21599)]