18485054

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 34473600

約数和(自身を除く): 15988546

約数列:

[1, 2, 7, 14, 23, 46, 49, 59, 98, 118, 139, 161, 278, 322, 413, 826, 973, 1127, 1357, 1946, 2254, 2714, 2891, 3197, 5782, 6394, 6811, 8201, 9499, 13622, 16402, 18998, 22379, 44758, 57407, 66493, 114814, 132986, 156653, 188623, 313306, 377246, 401849, 803698, 1320361, 2640722, 9242527, 18485054]

約数ペア:

[(1, 18485054), (2, 9242527), (7, 2640722), (14, 1320361), (23, 803698), (46, 401849), (49, 377246), (59, 313306), (98, 188623), (118, 156653), (139, 132986), (161, 114814), (278, 66493), (322, 57407), (413, 44758), (826, 22379), (973, 18998), (1127, 16402), (1357, 13622), (1946, 9499), (2254, 8201), (2714, 6811), (2891, 6394), (3197, 5782)]