2018635870

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{202471}}^1$

素因数の和:203475

約数の個数: 16

約数和(自身を含む): 3637207008

約数和(自身を除く): 1618571138

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 202471, 404942, 1012355, 2024710, 201863587, 403727174, 1009317935, 2018635870]

約数ペア:

[(1, 2018635870), (2, 1009317935), (5, 403727174), (10, 201863587), (997, 2024710), (1994, 1012355), (4985, 404942), (9970, 202471)]