18390312

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{1567}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 50144640

約数和(自身を除く): 31754328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1567, 1956, 2934, 3134, 3912, 4701, 5868, 6268, 9402, 11736, 12536, 14103, 18804, 28206, 37608, 56412, 112824, 255421, 510842, 766263, 1021684, 1532526, 2043368, 2298789, 3065052, 4597578, 6130104, 9195156, 18390312]

約数ペア:

[(1, 18390312), (2, 9195156), (3, 6130104), (4, 4597578), (6, 3065052), (8, 2298789), (9, 2043368), (12, 1532526), (18, 1021684), (24, 766263), (36, 510842), (72, 255421), (163, 112824), (326, 56412), (489, 37608), (652, 28206), (978, 18804), (1304, 14103), (1467, 12536), (1567, 11736), (1956, 9402), (2934, 6268), (3134, 5868), (3912, 4701)]