20836404

素因数分解:

$2^2\times 3^2\times {\mathrm{578789}}^1$

素因数の和:578799

約数の個数: 18

約数和(自身を含む): 52669890

約数和(自身を除く): 31833486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 578789, 1157578, 1736367, 2315156, 3472734, 5209101, 6945468, 10418202, 20836404]

約数ペア:

[(1, 20836404), (2, 10418202), (3, 6945468), (4, 5209101), (6, 3472734), (9, 2315156), (12, 1736367), (18, 1157578), (36, 578789)]