18768438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{80207}}^1$

素因数の和:80228

約数の個数: 24

約数和(自身を含む): 43793568

約数和(自身を除く): 25025130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 80207, 160414, 240621, 481242, 721863, 1042691, 1443726, 2085382, 3128073, 6256146, 9384219, 18768438]

約数ペア:

[(1, 18768438), (2, 9384219), (3, 6256146), (6, 3128073), (9, 2085382), (13, 1443726), (18, 1042691), (26, 721863), (39, 481242), (78, 240621), (117, 160414), (234, 80207)]