213755280490

素因数分解:

$2^1\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{18008027}}^1$

素因数の和:18009221

約数の個数: 16

約数和(自身を含む): 385083670752

約数和(自身を除く): 171328390262

約数列:

[1, 2, 5, 10, 1187, 2374, 5935, 11870, 18008027, 36016054, 90040135, 180080270, 21375528049, 42751056098, 106877640245, 213755280490]

約数ペア:

[(1, 213755280490), (2, 106877640245), (5, 42751056098), (10, 21375528049), (1187, 180080270), (2374, 90040135), (5935, 36016054), (11870, 18008027)]