20804436

素因数分解:

$2^2\times 3^2\times {\mathrm{577901}}^1$

素因数の和:577911

約数の個数: 18

約数和(自身を含む): 52589082

約数和(自身を除く): 31784646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 577901, 1155802, 1733703, 2311604, 3467406, 5201109, 6934812, 10402218, 20804436]

約数ペア:

[(1, 20804436), (2, 10402218), (3, 6934812), (4, 5201109), (6, 3467406), (9, 2311604), (12, 1733703), (18, 1155802), (36, 577901)]