20678171

素因数分解:

${\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 22550400

約数和(自身を除く): 1872229

約数列:

[1, 17, 79, 89, 173, 1343, 1513, 2941, 7031, 13667, 15397, 119527, 232339, 261749, 1216363, 20678171]

約数ペア:

[(1, 20678171), (17, 1216363), (79, 261749), (89, 232339), (173, 119527), (1343, 15397), (1513, 13667), (2941, 7031)]