1218672008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{8017579}}^1$

素因数の和:8017604

約数の個数: 16

約数和(自身を含む): 2405274000

約数和(自身を除く): 1186601992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 8017579, 16035158, 32070316, 64140632, 152334001, 304668002, 609336004, 1218672008]

約数ペア:

[(1, 1218672008), (2, 609336004), (4, 304668002), (8, 152334001), (19, 64140632), (38, 32070316), (76, 16035158), (152, 8017579)]