18885293

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{3001}}^1$

素因数の和:3068

約数の個数: 16

約数和(自身を含む): 23055360

約数和(自身を除く): 4170067

約数列:

[1, 7, 29, 31, 203, 217, 899, 3001, 6293, 21007, 87029, 93031, 609203, 651217, 2697899, 18885293]

約数ペア:

[(1, 18885293), (7, 2697899), (29, 651217), (31, 609203), (203, 93031), (217, 87029), (899, 21007), (3001, 6293)]