20388354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{485437}}^1$

素因数の和:485449

約数の個数: 16

約数和(自身を含む): 46602048

約数和(自身を除く): 26213694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 485437, 970874, 1456311, 2912622, 3398059, 6796118, 10194177, 20388354]

約数ペア:

[(1, 20388354), (2, 10194177), (3, 6796118), (6, 3398059), (7, 2912622), (14, 1456311), (21, 970874), (42, 485437)]