18218914

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{11939}}^1$

素因数の和:12057

約数の個数: 16

約数和(自身を含む): 31521600

約数和(自身を除く): 13302686

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 11939, 23878, 83573, 167146, 1301351, 2602702, 9109457, 18218914]

約数ペア:

[(1, 18218914), (2, 9109457), (7, 2602702), (14, 1301351), (109, 167146), (218, 83573), (763, 23878), (1526, 11939)]