20443104

素因数分解:

$2^5\times 3^5\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 45601056

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 198, 216, 239, 243, 264, 288, 297, 324, 352, 396, 432, 478, 486, 528, 594, 648, 717, 792, 864, 891, 956, 972, 1056, 1188, 1296, 1434, 1584, 1782, 1912, 1944, 2151, 2376, 2592, 2629, 2673, 2868, 3168, 3564, 3824, 3888, 4302, 4752, 5258, 5346, 5736, 6453, 7128, 7648, 7776, 7887, 8604, 9504, 10516, 10692, 11472, 12906, 14256, 15774, 17208, 19359, 21032, 21384, 22944, 23661, 25812, 28512, 31548, 34416, 38718, 42064, 42768, 47322, 51624, 58077, 63096, 68832, 70983, 77436, 84128, 85536, 94644, 103248, 116154, 126192, 141966, 154872, 189288, 206496, 212949, 232308, 252384, 283932, 309744, 378576, 425898, 464616, 567864, 619488, 638847, 757152, 851796, 929232, 1135728, 1277694, 1703592, 1858464, 2271456, 2555388, 3407184, 5110776, 6814368, 10221552, 20443104]

約数ペア:

[(1, 20443104), (2, 10221552), (3, 6814368), (4, 5110776), (6, 3407184), (8, 2555388), (9, 2271456), (11, 1858464), (12, 1703592), (16, 1277694), (18, 1135728), (22, 929232), (24, 851796), (27, 757152), (32, 638847), (33, 619488), (36, 567864), (44, 464616), (48, 425898), (54, 378576), (66, 309744), (72, 283932), (81, 252384), (88, 232308), (96, 212949), (99, 206496), (108, 189288), (132, 154872), (144, 141966), (162, 126192), (176, 116154), (198, 103248), (216, 94644), (239, 85536), (243, 84128), (264, 77436), (288, 70983), (297, 68832), (324, 63096), (352, 58077), (396, 51624), (432, 47322), (478, 42768), (486, 42064), (528, 38718), (594, 34416), (648, 31548), (717, 28512), (792, 25812), (864, 23661), (891, 22944), (956, 21384), (972, 21032), (1056, 19359), (1188, 17208), (1296, 15774), (1434, 14256), (1584, 12906), (1782, 11472), (1912, 10692), (1944, 10516), (2151, 9504), (2376, 8604), (2592, 7887), (2629, 7776), (2673, 7648), (2868, 7128), (3168, 6453), (3564, 5736), (3824, 5346), (3888, 5258), (4302, 4752)]