19664646

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20107}}^1$

素因数の和:20275

約数の個数: 16

約数和(自身を含む): 39572544

約数和(自身を除く): 19907898

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20107, 40214, 60321, 120642, 3277441, 6554882, 9832323, 19664646]

約数ペア:

[(1, 19664646), (2, 9832323), (3, 6554882), (6, 3277441), (163, 120642), (326, 60321), (489, 40214), (978, 20107)]