18859718

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{919}}^1$

素因数の和:1283

約数の個数: 16

約数和(自身を含む): 29322240

約数和(自身を除く): 10462522

約数列:

[1, 2, 31, 62, 331, 662, 919, 1838, 10261, 20522, 28489, 56978, 304189, 608378, 9429859, 18859718]

約数ペア:

[(1, 18859718), (2, 9429859), (31, 608378), (62, 304189), (331, 56978), (662, 28489), (919, 20522), (1838, 10261)]