20125179

素因数分解:

$3^4\times {\mathrm{367}}^1\times {\mathrm{677}}^1$

素因数の和:1056

約数の個数: 20

約数和(自身を含む): 30189984

約数和(自身を除く): 10064805

約数列:

[1, 3, 9, 27, 81, 367, 677, 1101, 2031, 3303, 6093, 9909, 18279, 29727, 54837, 248459, 745377, 2236131, 6708393, 20125179]

約数ペア:

[(1, 20125179), (3, 6708393), (9, 2236131), (27, 745377), (81, 248459), (367, 54837), (677, 29727), (1101, 18279), (2031, 9909), (3303, 6093)]