18752874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{857}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 42996096

約数和(自身を除く): 24243222

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521, 857, 1042, 1563, 1714, 2571, 3126, 3647, 5142, 5999, 7294, 10941, 11998, 17997, 21882, 35994, 446497, 892994, 1339491, 2678982, 3125479, 6250958, 9376437, 18752874]

約数ペア:

[(1, 18752874), (2, 9376437), (3, 6250958), (6, 3125479), (7, 2678982), (14, 1339491), (21, 892994), (42, 446497), (521, 35994), (857, 21882), (1042, 17997), (1563, 11998), (1714, 10941), (2571, 7294), (3126, 5999), (3647, 5142)]