20201232905

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{6485147}}^1$

素因数の和:6485248

約数の個数: 16

約数和(自身を含む): 28015839360

約数和(自身を除く): 7814606455

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 6485147, 32425735, 45396029, 226980145, 577178083, 2885890415, 4040246581, 20201232905]

約数ペア:

[(1, 20201232905), (5, 4040246581), (7, 2885890415), (35, 577178083), (89, 226980145), (445, 45396029), (623, 32425735), (3115, 6485147)]