19659073

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 23030784

約数和(自身を除く): 3371711

約数列:

[1, 7, 67, 167, 251, 469, 1169, 1757, 11189, 16817, 41917, 78323, 117719, 293419, 2808439, 19659073]

約数ペア:

[(1, 19659073), (7, 2808439), (67, 293419), (167, 117719), (251, 78323), (469, 41917), (1169, 16817), (1757, 11189)]