20424075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{38903}}^1$

素因数の和:38923

約数の個数: 24

約数和(自身を含む): 38592768

約数和(自身を除く): 18168693

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 38903, 116709, 194515, 272321, 583545, 816963, 972575, 1361605, 2917725, 4084815, 6808025, 20424075]

約数ペア:

[(1, 20424075), (3, 6808025), (5, 4084815), (7, 2917725), (15, 1361605), (21, 972575), (25, 816963), (35, 583545), (75, 272321), (105, 194515), (175, 116709), (525, 38903)]