20621952

素因数分解:

$2^7\times 3^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:62

約数の個数: 224

約数和(自身を含む): 70236180

約数和(自身を除く): 49614228

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 27, 32, 34, 36, 39, 48, 51, 52, 54, 64, 68, 72, 78, 81, 96, 102, 104, 108, 117, 128, 136, 144, 153, 156, 162, 192, 204, 208, 216, 221, 234, 243, 272, 288, 306, 312, 324, 351, 384, 408, 416, 432, 442, 459, 468, 486, 544, 576, 612, 624, 648, 663, 702, 729, 816, 832, 864, 884, 918, 936, 972, 1053, 1088, 1152, 1224, 1248, 1296, 1326, 1377, 1404, 1458, 1632, 1664, 1728, 1768, 1836, 1872, 1944, 1989, 2106, 2176, 2448, 2496, 2592, 2652, 2754, 2808, 2916, 3159, 3264, 3456, 3536, 3672, 3744, 3888, 3978, 4131, 4212, 4896, 4992, 5184, 5304, 5508, 5616, 5832, 5967, 6318, 6528, 7072, 7344, 7488, 7776, 7956, 8262, 8424, 9477, 9792, 10368, 10608, 11016, 11232, 11664, 11934, 12393, 12636, 14144, 14688, 14976, 15552, 15912, 16524, 16848, 17901, 18954, 19584, 21216, 22032, 22464, 23328, 23868, 24786, 25272, 28288, 29376, 31104, 31824, 33048, 33696, 35802, 37908, 42432, 44064, 44928, 46656, 47736, 49572, 50544, 53703, 58752, 63648, 66096, 67392, 71604, 75816, 84864, 88128, 93312, 95472, 99144, 101088, 107406, 127296, 132192, 134784, 143208, 151632, 161109, 176256, 190944, 198288, 202176, 214812, 254592, 264384, 286416, 303264, 322218, 381888, 396576, 404352, 429624, 528768, 572832, 606528, 644436, 763776, 793152, 859248, 1145664, 1213056, 1288872, 1586304, 1718496, 2291328, 2577744, 3436992, 5155488, 6873984, 10310976, 20621952]

約数ペア:

[(1, 20621952), (2, 10310976), (3, 6873984), (4, 5155488), (6, 3436992), (8, 2577744), (9, 2291328), (12, 1718496), (13, 1586304), (16, 1288872), (17, 1213056), (18, 1145664), (24, 859248), (26, 793152), (27, 763776), (32, 644436), (34, 606528), (36, 572832), (39, 528768), (48, 429624), (51, 404352), (52, 396576), (54, 381888), (64, 322218), (68, 303264), (72, 286416), (78, 264384), (81, 254592), (96, 214812), (102, 202176), (104, 198288), (108, 190944), (117, 176256), (128, 161109), (136, 151632), (144, 143208), (153, 134784), (156, 132192), (162, 127296), (192, 107406), (204, 101088), (208, 99144), (216, 95472), (221, 93312), (234, 88128), (243, 84864), (272, 75816), (288, 71604), (306, 67392), (312, 66096), (324, 63648), (351, 58752), (384, 53703), (408, 50544), (416, 49572), (432, 47736), (442, 46656), (459, 44928), (468, 44064), (486, 42432), (544, 37908), (576, 35802), (612, 33696), (624, 33048), (648, 31824), (663, 31104), (702, 29376), (729, 28288), (816, 25272), (832, 24786), (864, 23868), (884, 23328), (918, 22464), (936, 22032), (972, 21216), (1053, 19584), (1088, 18954), (1152, 17901), (1224, 16848), (1248, 16524), (1296, 15912), (1326, 15552), (1377, 14976), (1404, 14688), (1458, 14144), (1632, 12636), (1664, 12393), (1728, 11934), (1768, 11664), (1836, 11232), (1872, 11016), (1944, 10608), (1989, 10368), (2106, 9792), (2176, 9477), (2448, 8424), (2496, 8262), (2592, 7956), (2652, 7776), (2754, 7488), (2808, 7344), (2916, 7072), (3159, 6528), (3264, 6318), (3456, 5967), (3536, 5832), (3672, 5616), (3744, 5508), (3888, 5304), (3978, 5184), (4131, 4992), (4212, 4896)]