205283728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{986941}}^1$

素因数の和:986962

約数の個数: 20

約数和(自身を含む): 428332828

約数和(自身を除く): 223049100

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 986941, 1973882, 3947764, 7895528, 12830233, 15791056, 25660466, 51320932, 102641864, 205283728]

約数ペア:

[(1, 205283728), (2, 102641864), (4, 51320932), (8, 25660466), (13, 15791056), (16, 12830233), (26, 7895528), (52, 3947764), (104, 1973882), (208, 986941)]