20598605

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1129}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 25628400

約数和(自身を除く): 5029795

約数列:

[1, 5, 41, 89, 205, 445, 1129, 3649, 5645, 18245, 46289, 100481, 231445, 502405, 4119721, 20598605]

約数ペア:

[(1, 20598605), (5, 4119721), (41, 502405), (89, 231445), (205, 100481), (445, 46289), (1129, 18245), (3649, 5645)]