18004945

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12547}}^1$

素因数の和:12600

約数の個数: 16

約数和(自身を含む): 25296768

約数和(自身を除く): 7291823

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 12547, 62735, 87829, 439145, 514427, 2572135, 3600989, 18004945]

約数ペア:

[(1, 18004945), (5, 3600989), (7, 2572135), (35, 514427), (41, 439145), (205, 87829), (287, 62735), (1435, 12547)]