19291268

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{67927}}^1$

素因数の和:68002

約数の個数: 12

約数和(自身を含む): 34235712

約数和(自身を除く): 14944444

約数列:

[1, 2, 4, 71, 142, 284, 67927, 135854, 271708, 4822817, 9645634, 19291268]

約数ペア:

[(1, 19291268), (2, 9645634), (4, 4822817), (71, 271708), (142, 135854), (284, 67927)]