18490047

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{1061}}^1$

素因数の和:1258

約数の個数: 16

約数和(自身を含む): 25504992

約数和(自身を除く): 7014945

約数列:

[1, 3, 37, 111, 157, 471, 1061, 3183, 5809, 17427, 39257, 117771, 166577, 499731, 6163349, 18490047]

約数ペア:

[(1, 18490047), (3, 6163349), (37, 499731), (111, 166577), (157, 117771), (471, 39257), (1061, 17427), (3183, 5809)]