205123868

素因数分解:

$2^2\times {\mathrm{73}}^2\times {\mathrm{9623}}^1$

素因数の和:9773

約数の個数: 18

約数和(自身を含む): 363989304

約数和(自身を除く): 158865436

約数列:

[1, 2, 4, 73, 146, 292, 5329, 9623, 10658, 19246, 21316, 38492, 702479, 1404958, 2809916, 51280967, 102561934, 205123868]

約数ペア:

[(1, 205123868), (2, 102561934), (4, 51280967), (73, 2809916), (146, 1404958), (292, 702479), (5329, 38492), (9623, 21316), (10658, 19246)]