18508406

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{9511}}^1$

素因数の和:9659

約数の個数: 16

約数和(自身を含む): 31960320

約数和(自身を除く): 13451914

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 9511, 19022, 66577, 133154, 1322029, 2644058, 9254203, 18508406]

約数ペア:

[(1, 18508406), (2, 9254203), (7, 2644058), (14, 1322029), (139, 133154), (278, 66577), (973, 19022), (1946, 9511)]