20618435

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 25855200

約数和(自身を除く): 5236765

約数列:

[1, 5, 37, 59, 185, 295, 1889, 2183, 9445, 10915, 69893, 111451, 349465, 557255, 4123687, 20618435]

約数ペア:

[(1, 20618435), (5, 4123687), (37, 557255), (59, 349465), (185, 111451), (295, 69893), (1889, 10915), (2183, 9445)]