19736784

素因数分解:

$2^4\times 3^4\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 100

約数和(自身を含む): 58080484

約数和(自身を除く): 38343700

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 97, 108, 144, 157, 162, 194, 216, 291, 314, 324, 388, 432, 471, 582, 628, 648, 776, 873, 942, 1164, 1256, 1296, 1413, 1552, 1746, 1884, 2328, 2512, 2619, 2826, 3492, 3768, 4239, 4656, 5238, 5652, 6984, 7536, 7857, 8478, 10476, 11304, 12717, 13968, 15229, 15714, 16956, 20952, 22608, 25434, 30458, 31428, 33912, 41904, 45687, 50868, 60916, 62856, 67824, 91374, 101736, 121832, 125712, 137061, 182748, 203472, 243664, 274122, 365496, 411183, 548244, 730992, 822366, 1096488, 1233549, 1644732, 2192976, 2467098, 3289464, 4934196, 6578928, 9868392, 19736784]

約数ペア:

[(1, 19736784), (2, 9868392), (3, 6578928), (4, 4934196), (6, 3289464), (8, 2467098), (9, 2192976), (12, 1644732), (16, 1233549), (18, 1096488), (24, 822366), (27, 730992), (36, 548244), (48, 411183), (54, 365496), (72, 274122), (81, 243664), (97, 203472), (108, 182748), (144, 137061), (157, 125712), (162, 121832), (194, 101736), (216, 91374), (291, 67824), (314, 62856), (324, 60916), (388, 50868), (432, 45687), (471, 41904), (582, 33912), (628, 31428), (648, 30458), (776, 25434), (873, 22608), (942, 20952), (1164, 16956), (1256, 15714), (1296, 15229), (1413, 13968), (1552, 12717), (1746, 11304), (1884, 10476), (2328, 8478), (2512, 7857), (2619, 7536), (2826, 6984), (3492, 5652), (3768, 5238), (4239, 4656)]