18068015

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2543}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 26101440

約数和(自身を除く): 8033425

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 2543, 7105, 12715, 17801, 73747, 89005, 124607, 368735, 516229, 623035, 2581145, 3613603, 18068015]

約数ペア:

[(1, 18068015), (5, 3613603), (7, 2581145), (29, 623035), (35, 516229), (49, 368735), (145, 124607), (203, 89005), (245, 73747), (1015, 17801), (1421, 12715), (2543, 7105)]