20384646

素因数分解:

$2^1\times 3^1\times {\mathrm{521}}^1\times {\mathrm{6521}}^1$

素因数の和:7047

約数の個数: 16

約数和(自身を含む): 40853808

約数和(自身を除く): 20469162

約数列:

[1, 2, 3, 6, 521, 1042, 1563, 3126, 6521, 13042, 19563, 39126, 3397441, 6794882, 10192323, 20384646]

約数ペア:

[(1, 20384646), (2, 10192323), (3, 6794882), (6, 3397441), (521, 39126), (1042, 19563), (1563, 13042), (3126, 6521)]