18688356

素因数分解:

$2^2\times 3^2\times {\mathrm{519121}}^1$

素因数の和:519131

約数の個数: 18

約数和(自身を含む): 47240102

約数和(自身を除く): 28551746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 519121, 1038242, 1557363, 2076484, 3114726, 4672089, 6229452, 9344178, 18688356]

約数ペア:

[(1, 18688356), (2, 9344178), (3, 6229452), (4, 4672089), (6, 3114726), (9, 2076484), (12, 1557363), (18, 1038242), (36, 519121)]