18508259

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1531}}^1$

素因数の和:1706

約数の個数: 16

約数和(自身を含む): 23237376

約数和(自身を除く): 4729117

約数列:

[1, 7, 11, 77, 157, 1099, 1531, 1727, 10717, 12089, 16841, 117887, 240367, 1682569, 2644037, 18508259]

約数ペア:

[(1, 18508259), (7, 2644037), (11, 1682569), (77, 240367), (157, 117887), (1099, 16841), (1531, 12089), (1727, 10717)]