20375289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{743}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 32265792

約数和(自身を除く): 11890503

約数列:

[1, 3, 9, 11, 33, 99, 277, 743, 831, 2229, 2493, 3047, 6687, 8173, 9141, 24519, 27423, 73557, 205811, 617433, 1852299, 2263921, 6791763, 20375289]

約数ペア:

[(1, 20375289), (3, 6791763), (9, 2263921), (11, 1852299), (33, 617433), (99, 205811), (277, 73557), (743, 27423), (831, 24519), (2229, 9141), (2493, 8173), (3047, 6687)]