18609490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{45389}}^1$

素因数の和:45437

約数の個数: 16

約数和(自身を含む): 34314840

約数和(自身を除く): 15705350

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 45389, 90778, 226945, 453890, 1860949, 3721898, 9304745, 18609490]

約数ペア:

[(1, 18609490), (2, 9304745), (5, 3721898), (10, 1860949), (41, 453890), (82, 226945), (205, 90778), (410, 45389)]