20559672

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 67757040

約数和(自身を除く): 47197368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 113, 114, 126, 133, 152, 168, 171, 226, 228, 252, 266, 339, 342, 361, 399, 452, 456, 504, 532, 678, 684, 722, 791, 798, 904, 1017, 1064, 1083, 1197, 1356, 1368, 1444, 1582, 1596, 2034, 2147, 2166, 2373, 2394, 2527, 2712, 2888, 3164, 3192, 3249, 4068, 4294, 4332, 4746, 4788, 5054, 6328, 6441, 6498, 7119, 7581, 8136, 8588, 8664, 9492, 9576, 10108, 12882, 12996, 14238, 15029, 15162, 17176, 18984, 19323, 20216, 22743, 25764, 25992, 28476, 30058, 30324, 38646, 40793, 45087, 45486, 51528, 56952, 60116, 60648, 77292, 81586, 90174, 90972, 120232, 122379, 135261, 154584, 163172, 180348, 181944, 244758, 270522, 285551, 326344, 360696, 367137, 489516, 541044, 571102, 734274, 856653, 979032, 1082088, 1142204, 1468548, 1713306, 2284408, 2569959, 2937096, 3426612, 5139918, 6853224, 10279836, 20559672]

約数ペア:

[(1, 20559672), (2, 10279836), (3, 6853224), (4, 5139918), (6, 3426612), (7, 2937096), (8, 2569959), (9, 2284408), (12, 1713306), (14, 1468548), (18, 1142204), (19, 1082088), (21, 979032), (24, 856653), (28, 734274), (36, 571102), (38, 541044), (42, 489516), (56, 367137), (57, 360696), (63, 326344), (72, 285551), (76, 270522), (84, 244758), (113, 181944), (114, 180348), (126, 163172), (133, 154584), (152, 135261), (168, 122379), (171, 120232), (226, 90972), (228, 90174), (252, 81586), (266, 77292), (339, 60648), (342, 60116), (361, 56952), (399, 51528), (452, 45486), (456, 45087), (504, 40793), (532, 38646), (678, 30324), (684, 30058), (722, 28476), (791, 25992), (798, 25764), (904, 22743), (1017, 20216), (1064, 19323), (1083, 18984), (1197, 17176), (1356, 15162), (1368, 15029), (1444, 14238), (1582, 12996), (1596, 12882), (2034, 10108), (2147, 9576), (2166, 9492), (2373, 8664), (2394, 8588), (2527, 8136), (2712, 7581), (2888, 7119), (3164, 6498), (3192, 6441), (3249, 6328), (4068, 5054), (4294, 4788), (4332, 4746)]