16620605

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1279}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 21012480

約数和(自身を除く): 4391875

約数列:

[1, 5, 23, 113, 115, 565, 1279, 2599, 6395, 12995, 29417, 144527, 147085, 722635, 3324121, 16620605]

約数ペア:

[(1, 16620605), (5, 3324121), (23, 722635), (113, 147085), (115, 144527), (565, 29417), (1279, 12995), (2599, 6395)]