20299716

素因数分解:

$2^2\times 3^2\times {\mathrm{563881}}^1$

素因数の和:563891

約数の個数: 18

約数和(自身を含む): 51313262

約数和(自身を除く): 31013546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 563881, 1127762, 1691643, 2255524, 3383286, 5074929, 6766572, 10149858, 20299716]

約数ペア:

[(1, 20299716), (2, 10149858), (3, 6766572), (4, 5074929), (6, 3383286), (9, 2255524), (12, 1691643), (18, 1127762), (36, 563881)]