18402902

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{42403}}^1$

素因数の和:42443

約数の個数: 16

約数和(自身を含む): 32566272

約数和(自身を除く): 14163370

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 42403, 84806, 296821, 593642, 1314493, 2628986, 9201451, 18402902]

約数ペア:

[(1, 18402902), (2, 9201451), (7, 2628986), (14, 1314493), (31, 593642), (62, 296821), (217, 84806), (434, 42403)]