20870784

素因数分解:

$2^7\times 3^5\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:101

約数の個数: 192

約数和(自身を含む): 69058080

約数和(自身を除く): 48187296

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 61, 64, 66, 72, 81, 88, 96, 99, 108, 122, 128, 132, 144, 162, 176, 183, 192, 198, 216, 243, 244, 264, 288, 297, 324, 352, 366, 384, 396, 432, 486, 488, 528, 549, 576, 594, 648, 671, 704, 732, 792, 864, 891, 972, 976, 1056, 1098, 1152, 1188, 1296, 1342, 1408, 1464, 1584, 1647, 1728, 1782, 1944, 1952, 2013, 2112, 2196, 2376, 2592, 2673, 2684, 2928, 3168, 3294, 3456, 3564, 3888, 3904, 4026, 4224, 4392, 4752, 4941, 5184, 5346, 5368, 5856, 6039, 6336, 6588, 7128, 7776, 7808, 8052, 8784, 9504, 9882, 10368, 10692, 10736, 11712, 12078, 12672, 13176, 14256, 14823, 15552, 16104, 17568, 18117, 19008, 19764, 21384, 21472, 23424, 24156, 26352, 28512, 29646, 31104, 32208, 35136, 36234, 38016, 39528, 42768, 42944, 48312, 52704, 54351, 57024, 59292, 64416, 70272, 72468, 79056, 85536, 85888, 96624, 105408, 108702, 114048, 118584, 128832, 144936, 158112, 163053, 171072, 193248, 210816, 217404, 237168, 257664, 289872, 316224, 326106, 342144, 386496, 434808, 474336, 579744, 632448, 652212, 772992, 869616, 948672, 1159488, 1304424, 1739232, 1897344, 2318976, 2608848, 3478464, 5217696, 6956928, 10435392, 20870784]

約数ペア:

[(1, 20870784), (2, 10435392), (3, 6956928), (4, 5217696), (6, 3478464), (8, 2608848), (9, 2318976), (11, 1897344), (12, 1739232), (16, 1304424), (18, 1159488), (22, 948672), (24, 869616), (27, 772992), (32, 652212), (33, 632448), (36, 579744), (44, 474336), (48, 434808), (54, 386496), (61, 342144), (64, 326106), (66, 316224), (72, 289872), (81, 257664), (88, 237168), (96, 217404), (99, 210816), (108, 193248), (122, 171072), (128, 163053), (132, 158112), (144, 144936), (162, 128832), (176, 118584), (183, 114048), (192, 108702), (198, 105408), (216, 96624), (243, 85888), (244, 85536), (264, 79056), (288, 72468), (297, 70272), (324, 64416), (352, 59292), (366, 57024), (384, 54351), (396, 52704), (432, 48312), (486, 42944), (488, 42768), (528, 39528), (549, 38016), (576, 36234), (594, 35136), (648, 32208), (671, 31104), (704, 29646), (732, 28512), (792, 26352), (864, 24156), (891, 23424), (972, 21472), (976, 21384), (1056, 19764), (1098, 19008), (1152, 18117), (1188, 17568), (1296, 16104), (1342, 15552), (1408, 14823), (1464, 14256), (1584, 13176), (1647, 12672), (1728, 12078), (1782, 11712), (1944, 10736), (1952, 10692), (2013, 10368), (2112, 9882), (2196, 9504), (2376, 8784), (2592, 8052), (2673, 7808), (2684, 7776), (2928, 7128), (3168, 6588), (3294, 6336), (3456, 6039), (3564, 5856), (3888, 5368), (3904, 5346), (4026, 5184), (4224, 4941), (4392, 4752)]