20213044975

素因数分解:

$5^2\times {\mathrm{151}}^1\times {\mathrm{5354449}}^1$

素因数の和:5354610

約数の個数: 12

約数和(自身を含む): 25230168400

約数和(自身を除く): 5017123425

約数列:

[1, 5, 25, 151, 755, 3775, 5354449, 26772245, 133861225, 808521799, 4042608995, 20213044975]

約数ペア:

[(1, 20213044975), (5, 4042608995), (25, 808521799), (151, 133861225), (755, 26772245), (3775, 5354449)]