20615105

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15919}}^1$

素因数の和:15968

約数の個数: 16

約数和(自身を含む): 29038080

約数和(自身を除く): 8422975

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 15919, 79595, 111433, 557165, 589003, 2945015, 4123021, 20615105]

約数ペア:

[(1, 20615105), (5, 4123021), (7, 2945015), (35, 589003), (37, 557165), (185, 111433), (259, 79595), (1295, 15919)]