18235368

素因数分解:

$2^3\times 3^4\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 51749280

約数和(自身を除く): 33513912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 107, 108, 162, 214, 216, 263, 321, 324, 428, 526, 642, 648, 789, 856, 963, 1052, 1284, 1578, 1926, 2104, 2367, 2568, 2889, 3156, 3852, 4734, 5778, 6312, 7101, 7704, 8667, 9468, 11556, 14202, 17334, 18936, 21303, 23112, 28141, 28404, 34668, 42606, 56282, 56808, 69336, 84423, 85212, 112564, 168846, 170424, 225128, 253269, 337692, 506538, 675384, 759807, 1013076, 1519614, 2026152, 2279421, 3039228, 4558842, 6078456, 9117684, 18235368]

約数ペア:

[(1, 18235368), (2, 9117684), (3, 6078456), (4, 4558842), (6, 3039228), (8, 2279421), (9, 2026152), (12, 1519614), (18, 1013076), (24, 759807), (27, 675384), (36, 506538), (54, 337692), (72, 253269), (81, 225128), (107, 170424), (108, 168846), (162, 112564), (214, 85212), (216, 84423), (263, 69336), (321, 56808), (324, 56282), (428, 42606), (526, 34668), (642, 28404), (648, 28141), (789, 23112), (856, 21303), (963, 18936), (1052, 17334), (1284, 14202), (1578, 11556), (1926, 9468), (2104, 8667), (2367, 7704), (2568, 7101), (2889, 6312), (3156, 5778), (3852, 4734)]