2051257697008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9861815851}}^1$

素因数の和:9861815872

約数の個数: 20

約数和(自身を含む): 4280028079768

約数和(自身を除く): 2228770382760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9861815851, 19723631702, 39447263404, 78894526808, 128203606063, 157789053616, 256407212126, 512814424252, 1025628848504, 2051257697008]

約数ペア:

[(1, 2051257697008), (2, 1025628848504), (4, 512814424252), (8, 256407212126), (13, 157789053616), (16, 128203606063), (26, 78894526808), (52, 39447263404), (104, 19723631702), (208, 9861815851)]