20898535

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6709}}^1$

素因数の和:6810

約数の個数: 16

約数和(自身を含む): 28987200

約数和(自身を除く): 8088665

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 6709, 33545, 46963, 234815, 597101, 2985505, 4179707, 20898535]

約数ペア:

[(1, 20898535), (5, 4179707), (7, 2985505), (35, 597101), (89, 234815), (445, 46963), (623, 33545), (3115, 6709)]