20195288065

素因数分解:

$5^1\times {\mathrm{251}}^1\times {\mathrm{613}}^1\times {\mathrm{26251}}^1$

素因数の和:27120

約数の個数: 16

約数和(自身を含む): 24371516736

約数和(自身を除く): 4176228671

約数列:

[1, 5, 251, 613, 1255, 3065, 26251, 131255, 153863, 769315, 6589001, 16091863, 32945005, 80459315, 4039057613, 20195288065]

約数ペア:

[(1, 20195288065), (5, 4039057613), (251, 80459315), (613, 32945005), (1255, 16091863), (3065, 6589001), (26251, 769315), (131255, 153863)]