19778688

素因数分解:

$2^7\times 3^3\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 59976000

約数和(自身を除く): 40197312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 59, 64, 72, 96, 97, 108, 118, 128, 144, 177, 192, 194, 216, 236, 288, 291, 354, 384, 388, 432, 472, 531, 576, 582, 708, 776, 864, 873, 944, 1062, 1152, 1164, 1416, 1552, 1593, 1728, 1746, 1888, 2124, 2328, 2619, 2832, 3104, 3186, 3456, 3492, 3776, 4248, 4656, 5238, 5664, 5723, 6208, 6372, 6984, 7552, 8496, 9312, 10476, 11328, 11446, 12416, 12744, 13968, 16992, 17169, 18624, 20952, 22656, 22892, 25488, 27936, 33984, 34338, 37248, 41904, 45784, 50976, 51507, 55872, 67968, 68676, 83808, 91568, 101952, 103014, 111744, 137352, 154521, 167616, 183136, 203904, 206028, 274704, 309042, 335232, 366272, 412056, 549408, 618084, 732544, 824112, 1098816, 1236168, 1648224, 2197632, 2472336, 3296448, 4944672, 6592896, 9889344, 19778688]

約数ペア:

[(1, 19778688), (2, 9889344), (3, 6592896), (4, 4944672), (6, 3296448), (8, 2472336), (9, 2197632), (12, 1648224), (16, 1236168), (18, 1098816), (24, 824112), (27, 732544), (32, 618084), (36, 549408), (48, 412056), (54, 366272), (59, 335232), (64, 309042), (72, 274704), (96, 206028), (97, 203904), (108, 183136), (118, 167616), (128, 154521), (144, 137352), (177, 111744), (192, 103014), (194, 101952), (216, 91568), (236, 83808), (288, 68676), (291, 67968), (354, 55872), (384, 51507), (388, 50976), (432, 45784), (472, 41904), (531, 37248), (576, 34338), (582, 33984), (708, 27936), (776, 25488), (864, 22892), (873, 22656), (944, 20952), (1062, 18624), (1152, 17169), (1164, 16992), (1416, 13968), (1552, 12744), (1593, 12416), (1728, 11446), (1746, 11328), (1888, 10476), (2124, 9312), (2328, 8496), (2619, 7552), (2832, 6984), (3104, 6372), (3186, 6208), (3456, 5723), (3492, 5664), (3776, 5238), (4248, 4656)]