18416838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1061}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 40372992

約数和(自身を除く): 21956154

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 263, 526, 789, 1061, 1578, 2122, 2893, 3183, 5786, 6366, 8679, 11671, 17358, 23342, 35013, 70026, 279043, 558086, 837129, 1674258, 3069473, 6138946, 9208419, 18416838]

約数ペア:

[(1, 18416838), (2, 9208419), (3, 6138946), (6, 3069473), (11, 1674258), (22, 837129), (33, 558086), (66, 279043), (263, 70026), (526, 35013), (789, 23342), (1061, 17358), (1578, 11671), (2122, 8679), (2893, 6366), (3183, 5786)]