20284812

素因数分解:

$2^2\times 3^2\times {\mathrm{563467}}^1$

素因数の和:563477

約数の個数: 18

約数和(自身を含む): 51275588

約数和(自身を除く): 30990776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 563467, 1126934, 1690401, 2253868, 3380802, 5071203, 6761604, 10142406, 20284812]

約数ペア:

[(1, 20284812), (2, 10142406), (3, 6761604), (4, 5071203), (6, 3380802), (9, 2253868), (12, 1690401), (18, 1126934), (36, 563467)]