18774392

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 48263040

約数和(自身を除く): 29488648

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 37, 41, 52, 56, 68, 74, 82, 91, 104, 119, 136, 148, 164, 182, 221, 238, 259, 287, 296, 328, 364, 442, 476, 481, 518, 533, 574, 629, 697, 728, 884, 952, 962, 1036, 1066, 1148, 1258, 1394, 1517, 1547, 1768, 1924, 2072, 2132, 2296, 2516, 2788, 3034, 3094, 3367, 3731, 3848, 4264, 4403, 4879, 5032, 5576, 6068, 6188, 6734, 7462, 8177, 8806, 9061, 9758, 10619, 12136, 12376, 13468, 14924, 16354, 17612, 18122, 19516, 19721, 21238, 25789, 26936, 29848, 32708, 35224, 36244, 39032, 39442, 42476, 51578, 57239, 63427, 65416, 72488, 78884, 84952, 103156, 114478, 126854, 138047, 157768, 180523, 206312, 228956, 253708, 276094, 335257, 361046, 457912, 507416, 552188, 670514, 722092, 1104376, 1341028, 1444184, 2346799, 2682056, 4693598, 9387196, 18774392]

約数ペア:

[(1, 18774392), (2, 9387196), (4, 4693598), (7, 2682056), (8, 2346799), (13, 1444184), (14, 1341028), (17, 1104376), (26, 722092), (28, 670514), (34, 552188), (37, 507416), (41, 457912), (52, 361046), (56, 335257), (68, 276094), (74, 253708), (82, 228956), (91, 206312), (104, 180523), (119, 157768), (136, 138047), (148, 126854), (164, 114478), (182, 103156), (221, 84952), (238, 78884), (259, 72488), (287, 65416), (296, 63427), (328, 57239), (364, 51578), (442, 42476), (476, 39442), (481, 39032), (518, 36244), (533, 35224), (574, 32708), (629, 29848), (697, 26936), (728, 25789), (884, 21238), (952, 19721), (962, 19516), (1036, 18122), (1066, 17612), (1148, 16354), (1258, 14924), (1394, 13468), (1517, 12376), (1547, 12136), (1768, 10619), (1924, 9758), (2072, 9061), (2132, 8806), (2296, 8177), (2516, 7462), (2788, 6734), (3034, 6188), (3094, 6068), (3367, 5576), (3731, 5032), (3848, 4879), (4264, 4403)]