20218305852

素因数分解:

$2^2\times 3^2\times {\mathrm{561619607}}^1$

素因数の和:561619617

約数の個数: 18

約数和(自身を含む): 51107384328

約数和(自身を除く): 30889078476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 561619607, 1123239214, 1684858821, 2246478428, 3369717642, 5054576463, 6739435284, 10109152926, 20218305852]

約数ペア:

[(1, 20218305852), (2, 10109152926), (3, 6739435284), (4, 5054576463), (6, 3369717642), (9, 2246478428), (12, 1684858821), (18, 1123239214), (36, 561619607)]