2005123048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{13191599}}^1$

素因数の和:13191624

約数の個数: 16

約数和(自身を含む): 3957480000

約数和(自身を除く): 1952356952

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 13191599, 26383198, 52766396, 105532792, 250640381, 501280762, 1002561524, 2005123048]

約数ペア:

[(1, 2005123048), (2, 1002561524), (4, 501280762), (8, 250640381), (19, 105532792), (38, 52766396), (76, 26383198), (152, 13191599)]