18688716

素因数分解:

$2^2\times 3^2\times {\mathrm{519131}}^1$

素因数の和:519141

約数の個数: 18

約数和(自身を含む): 47241012

約数和(自身を除く): 28552296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 519131, 1038262, 1557393, 2076524, 3114786, 4672179, 6229572, 9344358, 18688716]

約数ペア:

[(1, 18688716), (2, 9344358), (3, 6229572), (4, 4672179), (6, 3114786), (9, 2076524), (12, 1557393), (18, 1038262), (36, 519131)]