18028818

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{1021}}^1$

素因数の和:1144

約数の個数: 40

約数和(自身を含む): 40808460

約数和(自身を除く): 22779642

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1021, 1962, 2042, 2943, 3063, 5886, 6126, 8829, 9189, 17658, 18378, 27567, 55134, 82701, 111289, 165402, 222578, 333867, 667734, 1001601, 2003202, 3004803, 6009606, 9014409, 18028818]

約数ペア:

[(1, 18028818), (2, 9014409), (3, 6009606), (6, 3004803), (9, 2003202), (18, 1001601), (27, 667734), (54, 333867), (81, 222578), (109, 165402), (162, 111289), (218, 82701), (327, 55134), (654, 27567), (981, 18378), (1021, 17658), (1962, 9189), (2042, 8829), (2943, 6126), (3063, 5886)]