18452119

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 21620736

約数和(自身を除く): 3168617

約数列:

[1, 7, 71, 137, 271, 497, 959, 1897, 9727, 19241, 37127, 68089, 134687, 259889, 2636017, 18452119]

約数ペア:

[(1, 18452119), (7, 2636017), (71, 259889), (137, 134687), (271, 68089), (497, 37127), (959, 19241), (1897, 9727)]