18216744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 59136000

約数和(自身を除く): 40919256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 439, 456, 494, 532, 546, 728, 741, 798, 878, 988, 1064, 1092, 1317, 1482, 1596, 1729, 1756, 1976, 2184, 2634, 2964, 3073, 3192, 3458, 3512, 5187, 5268, 5707, 5928, 6146, 6916, 8341, 9219, 10374, 10536, 11414, 12292, 13832, 16682, 17121, 18438, 20748, 22828, 24584, 25023, 33364, 34242, 36876, 39949, 41496, 45656, 50046, 58387, 66728, 68484, 73752, 79898, 100092, 108433, 116774, 119847, 136968, 159796, 175161, 200184, 216866, 233548, 239694, 319592, 325299, 350322, 433732, 467096, 479388, 650598, 700644, 759031, 867464, 958776, 1301196, 1401288, 1518062, 2277093, 2602392, 3036124, 4554186, 6072248, 9108372, 18216744]

約数ペア:

[(1, 18216744), (2, 9108372), (3, 6072248), (4, 4554186), (6, 3036124), (7, 2602392), (8, 2277093), (12, 1518062), (13, 1401288), (14, 1301196), (19, 958776), (21, 867464), (24, 759031), (26, 700644), (28, 650598), (38, 479388), (39, 467096), (42, 433732), (52, 350322), (56, 325299), (57, 319592), (76, 239694), (78, 233548), (84, 216866), (91, 200184), (104, 175161), (114, 159796), (133, 136968), (152, 119847), (156, 116774), (168, 108433), (182, 100092), (228, 79898), (247, 73752), (266, 68484), (273, 66728), (312, 58387), (364, 50046), (399, 45656), (439, 41496), (456, 39949), (494, 36876), (532, 34242), (546, 33364), (728, 25023), (741, 24584), (798, 22828), (878, 20748), (988, 18438), (1064, 17121), (1092, 16682), (1317, 13832), (1482, 12292), (1596, 11414), (1729, 10536), (1756, 10374), (1976, 9219), (2184, 8341), (2634, 6916), (2964, 6146), (3073, 5928), (3192, 5707), (3458, 5268), (3512, 5187)]