20296905

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{36571}}^1$

素因数の和:36616

約数の個数: 16

約数和(自身を含む): 33353664

約数和(自身を除く): 13056759

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 36571, 109713, 182855, 548565, 1353127, 4059381, 6765635, 20296905]

約数ペア:

[(1, 20296905), (3, 6765635), (5, 4059381), (15, 1353127), (37, 548565), (111, 182855), (185, 109713), (555, 36571)]