18309906

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{14327}}^1$

素因数の和:14406

約数の個数: 24

約数和(自身を含む): 40233024

約数和(自身を除く): 21923118

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 14327, 28654, 42981, 85962, 128943, 257886, 1017217, 2034434, 3051651, 6103302, 9154953, 18309906]

約数ペア:

[(1, 18309906), (2, 9154953), (3, 6103302), (6, 3051651), (9, 2034434), (18, 1017217), (71, 257886), (142, 128943), (213, 85962), (426, 42981), (639, 28654), (1278, 14327)]