20548086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263437}}^1$

素因数の和:263455

約数の個数: 16

約数和(自身を含む): 44257584

約数和(自身を除く): 23709498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263437, 526874, 790311, 1580622, 3424681, 6849362, 10274043, 20548086]

約数ペア:

[(1, 20548086), (2, 10274043), (3, 6849362), (6, 3424681), (13, 1580622), (26, 790311), (39, 526874), (78, 263437)]