18997056

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 168

約数和(自身を含む): 61020960

約数和(自身を除く): 42023904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 59, 64, 72, 78, 86, 96, 104, 117, 118, 129, 144, 156, 172, 177, 192, 208, 234, 236, 258, 288, 312, 344, 354, 387, 416, 468, 472, 516, 531, 559, 576, 624, 688, 708, 767, 774, 832, 936, 944, 1032, 1062, 1118, 1248, 1376, 1416, 1534, 1548, 1677, 1872, 1888, 2064, 2124, 2236, 2301, 2496, 2537, 2752, 2832, 3068, 3096, 3354, 3744, 3776, 4128, 4248, 4472, 4602, 5031, 5074, 5664, 6136, 6192, 6708, 6903, 7488, 7611, 8256, 8496, 8944, 9204, 10062, 10148, 11328, 12272, 12384, 13416, 13806, 15222, 16992, 17888, 18408, 20124, 20296, 22833, 24544, 24768, 26832, 27612, 30444, 32981, 33984, 35776, 36816, 40248, 40592, 45666, 49088, 53664, 55224, 60888, 65962, 73632, 80496, 81184, 91332, 98943, 107328, 110448, 121776, 131924, 147264, 160992, 162368, 182664, 197886, 220896, 243552, 263848, 296829, 321984, 365328, 395772, 441792, 487104, 527696, 593658, 730656, 791544, 1055392, 1187316, 1461312, 1583088, 2110784, 2374632, 3166176, 4749264, 6332352, 9498528, 18997056]

約数ペア:

[(1, 18997056), (2, 9498528), (3, 6332352), (4, 4749264), (6, 3166176), (8, 2374632), (9, 2110784), (12, 1583088), (13, 1461312), (16, 1187316), (18, 1055392), (24, 791544), (26, 730656), (32, 593658), (36, 527696), (39, 487104), (43, 441792), (48, 395772), (52, 365328), (59, 321984), (64, 296829), (72, 263848), (78, 243552), (86, 220896), (96, 197886), (104, 182664), (117, 162368), (118, 160992), (129, 147264), (144, 131924), (156, 121776), (172, 110448), (177, 107328), (192, 98943), (208, 91332), (234, 81184), (236, 80496), (258, 73632), (288, 65962), (312, 60888), (344, 55224), (354, 53664), (387, 49088), (416, 45666), (468, 40592), (472, 40248), (516, 36816), (531, 35776), (559, 33984), (576, 32981), (624, 30444), (688, 27612), (708, 26832), (767, 24768), (774, 24544), (832, 22833), (936, 20296), (944, 20124), (1032, 18408), (1062, 17888), (1118, 16992), (1248, 15222), (1376, 13806), (1416, 13416), (1534, 12384), (1548, 12272), (1677, 11328), (1872, 10148), (1888, 10062), (2064, 9204), (2124, 8944), (2236, 8496), (2301, 8256), (2496, 7611), (2537, 7488), (2752, 6903), (2832, 6708), (3068, 6192), (3096, 6136), (3354, 5664), (3744, 5074), (3776, 5031), (4128, 4602), (4248, 4472)]