18444592

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 41247360

約数和(自身を除く): 22802768

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 43, 68, 76, 83, 86, 136, 152, 166, 172, 272, 304, 323, 332, 344, 646, 664, 688, 731, 817, 1292, 1328, 1411, 1462, 1577, 1634, 2584, 2822, 2924, 3154, 3268, 3569, 5168, 5644, 5848, 6308, 6536, 7138, 11288, 11696, 12616, 13072, 13889, 14276, 22576, 25232, 26809, 27778, 28552, 53618, 55556, 57104, 60673, 67811, 107236, 111112, 121346, 135622, 214472, 222224, 242692, 271244, 428944, 485384, 542488, 970768, 1084976, 1152787, 2305574, 4611148, 9222296, 18444592]

約数ペア:

[(1, 18444592), (2, 9222296), (4, 4611148), (8, 2305574), (16, 1152787), (17, 1084976), (19, 970768), (34, 542488), (38, 485384), (43, 428944), (68, 271244), (76, 242692), (83, 222224), (86, 214472), (136, 135622), (152, 121346), (166, 111112), (172, 107236), (272, 67811), (304, 60673), (323, 57104), (332, 55556), (344, 53618), (646, 28552), (664, 27778), (688, 26809), (731, 25232), (817, 22576), (1292, 14276), (1328, 13889), (1411, 13072), (1462, 12616), (1577, 11696), (1634, 11288), (2584, 7138), (2822, 6536), (2924, 6308), (3154, 5848), (3268, 5644), (3569, 5168)]