2011255988

素因数分解:

$2^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{159979}}^1$

素因数の和:160439

約数の個数: 24

約数和(自身を含む): 4031496000

約数和(自身を除く): 2020240012

約数列:

[1, 2, 4, 7, 14, 28, 449, 898, 1796, 3143, 6286, 12572, 159979, 319958, 639916, 1119853, 2239706, 4479412, 71830571, 143661142, 287322284, 502813997, 1005627994, 2011255988]

約数ペア:

[(1, 2011255988), (2, 1005627994), (4, 502813997), (7, 287322284), (14, 143661142), (28, 71830571), (449, 4479412), (898, 2239706), (1796, 1119853), (3143, 639916), (6286, 319958), (12572, 159979)]