18378854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{11981}}^1$

素因数の和:12055

約数の個数: 16

約数和(自身を含む): 30194640

約数和(自身を除く): 11815786

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 11981, 23962, 155753, 311506, 706879, 1413758, 9189427, 18378854]

約数ペア:

[(1, 18378854), (2, 9189427), (13, 1413758), (26, 706879), (59, 311506), (118, 155753), (767, 23962), (1534, 11981)]