18517198

素因数分解:

$2^1\times 7^3\times {\mathrm{26993}}^1$

素因数の和:27016

約数の個数: 16

約数和(自身を含む): 32392800

約数和(自身を除く): 13875602

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 26993, 53986, 188951, 377902, 1322657, 2645314, 9258599, 18517198]

約数ペア:

[(1, 18517198), (2, 9258599), (7, 2645314), (14, 1322657), (49, 377902), (98, 188951), (343, 53986), (686, 26993)]