20285115

素因数分解:

$3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7817}}^1$

素因数の和:7998

約数の個数: 16

約数和(自身を含む): 32647968

約数和(自身を除く): 12362853

約数列:

[1, 3, 5, 15, 173, 519, 865, 2595, 7817, 23451, 39085, 117255, 1352341, 4057023, 6761705, 20285115]

約数ペア:

[(1, 20285115), (3, 6761705), (5, 4057023), (15, 1352341), (173, 117255), (519, 39085), (865, 23451), (2595, 7817)]