20245464

素因数分解:

$2^3\times 3^4\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 57354000

約数和(自身を除く): 37108536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 157, 162, 199, 216, 314, 324, 398, 471, 597, 628, 648, 796, 942, 1194, 1256, 1413, 1592, 1791, 1884, 2388, 2826, 3582, 3768, 4239, 4776, 5373, 5652, 7164, 8478, 10746, 11304, 12717, 14328, 16119, 16956, 21492, 25434, 31243, 32238, 33912, 42984, 50868, 62486, 64476, 93729, 101736, 124972, 128952, 187458, 249944, 281187, 374916, 562374, 749832, 843561, 1124748, 1687122, 2249496, 2530683, 3374244, 5061366, 6748488, 10122732, 20245464]

約数ペア:

[(1, 20245464), (2, 10122732), (3, 6748488), (4, 5061366), (6, 3374244), (8, 2530683), (9, 2249496), (12, 1687122), (18, 1124748), (24, 843561), (27, 749832), (36, 562374), (54, 374916), (72, 281187), (81, 249944), (108, 187458), (157, 128952), (162, 124972), (199, 101736), (216, 93729), (314, 64476), (324, 62486), (398, 50868), (471, 42984), (597, 33912), (628, 32238), (648, 31243), (796, 25434), (942, 21492), (1194, 16956), (1256, 16119), (1413, 14328), (1592, 12717), (1791, 11304), (1884, 10746), (2388, 8478), (2826, 7164), (3582, 5652), (3768, 5373), (4239, 4776)]