18306554

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42181}}^1$

素因数の和:42221

約数の個数: 16

約数和(自身を含む): 32395776

約数和(自身を除く): 14089222

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 42181, 84362, 295267, 590534, 1307611, 2615222, 9153277, 18306554]

約数ペア:

[(1, 18306554), (2, 9153277), (7, 2615222), (14, 1307611), (31, 590534), (62, 295267), (217, 84362), (434, 42181)]