18936008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 47275200

約数和(自身を除く): 28339192

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 37, 38, 52, 56, 74, 76, 91, 104, 133, 148, 152, 182, 247, 259, 266, 296, 364, 481, 494, 518, 532, 703, 728, 962, 988, 1036, 1064, 1369, 1406, 1729, 1924, 1976, 2072, 2738, 2812, 3367, 3458, 3848, 4921, 5476, 5624, 6734, 6916, 9139, 9583, 9842, 10952, 13468, 13832, 17797, 18278, 19166, 19684, 26011, 26936, 35594, 36556, 38332, 39368, 52022, 63973, 71188, 73112, 76664, 104044, 124579, 127946, 142376, 182077, 208088, 249158, 255892, 338143, 364154, 498316, 511784, 676286, 728308, 996632, 1352572, 1456616, 2367001, 2705144, 4734002, 9468004, 18936008]

約数ペア:

[(1, 18936008), (2, 9468004), (4, 4734002), (7, 2705144), (8, 2367001), (13, 1456616), (14, 1352572), (19, 996632), (26, 728308), (28, 676286), (37, 511784), (38, 498316), (52, 364154), (56, 338143), (74, 255892), (76, 249158), (91, 208088), (104, 182077), (133, 142376), (148, 127946), (152, 124579), (182, 104044), (247, 76664), (259, 73112), (266, 71188), (296, 63973), (364, 52022), (481, 39368), (494, 38332), (518, 36556), (532, 35594), (703, 26936), (728, 26011), (962, 19684), (988, 19166), (1036, 18278), (1064, 17797), (1369, 13832), (1406, 13468), (1729, 10952), (1924, 9842), (1976, 9583), (2072, 9139), (2738, 6916), (2812, 6734), (3367, 5624), (3458, 5476), (3848, 4921)]