18149806

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{691}}^1$

素因数の和:1287

約数の個数: 16

約数和(自身を含む): 28499328

約数和(自身を除く): 10349522

約数列:

[1, 2, 23, 46, 571, 691, 1142, 1382, 13133, 15893, 26266, 31786, 394561, 789122, 9074903, 18149806]

約数ペア:

[(1, 18149806), (2, 9074903), (23, 789122), (46, 394561), (571, 31786), (691, 26266), (1142, 15893), (1382, 13133)]