18387061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7703}}^1$

素因数の和:7752

約数の個数: 16

約数和(自身を含む): 23666688

約数和(自身を除く): 5279627

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 7703, 53921, 84733, 238793, 593131, 1671551, 2626723, 18387061]

約数ペア:

[(1, 18387061), (7, 2626723), (11, 1671551), (31, 593131), (77, 238793), (217, 84733), (341, 53921), (2387, 7703)]