18219082

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 33981120

約数和(自身を除く): 15762038

約数列:

[1, 2, 7, 14, 23, 46, 49, 59, 98, 118, 137, 161, 274, 322, 413, 826, 959, 1127, 1357, 1918, 2254, 2714, 2891, 3151, 5782, 6302, 6713, 8083, 9499, 13426, 16166, 18998, 22057, 44114, 56581, 66493, 113162, 132986, 154399, 185909, 308798, 371818, 396067, 792134, 1301363, 2602726, 9109541, 18219082]

約数ペア:

[(1, 18219082), (2, 9109541), (7, 2602726), (14, 1301363), (23, 792134), (46, 396067), (49, 371818), (59, 308798), (98, 185909), (118, 154399), (137, 132986), (161, 113162), (274, 66493), (322, 56581), (413, 44114), (826, 22057), (959, 18998), (1127, 16166), (1357, 13426), (1918, 9499), (2254, 8083), (2714, 6713), (2891, 6302), (3151, 5782)]