207980968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1999817}}^1$

素因数の和:1999836

約数の個数: 16

約数和(自身を含む): 419961780

約数和(自身を除く): 211980812

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1999817, 3999634, 7999268, 15998536, 25997621, 51995242, 103990484, 207980968]

約数ペア:

[(1, 207980968), (2, 103990484), (4, 51995242), (8, 25997621), (13, 15998536), (26, 7999268), (52, 3999634), (104, 1999817)]