21800192

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 46701312

約数和(自身を除く): 24901120

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 67, 82, 124, 128, 134, 164, 248, 256, 268, 328, 496, 536, 656, 992, 1072, 1271, 1312, 1984, 2077, 2144, 2542, 2624, 2747, 3968, 4154, 4288, 5084, 5248, 5494, 7936, 8308, 8576, 10168, 10496, 10988, 16616, 17152, 20336, 21976, 33232, 40672, 43952, 66464, 81344, 85157, 87904, 132928, 162688, 170314, 175808, 265856, 325376, 340628, 351616, 531712, 681256, 703232, 1362512, 2725024, 5450048, 10900096, 21800192]

約数ペア:

[(1, 21800192), (2, 10900096), (4, 5450048), (8, 2725024), (16, 1362512), (31, 703232), (32, 681256), (41, 531712), (62, 351616), (64, 340628), (67, 325376), (82, 265856), (124, 175808), (128, 170314), (134, 162688), (164, 132928), (248, 87904), (256, 85157), (268, 81344), (328, 66464), (496, 43952), (536, 40672), (656, 33232), (992, 21976), (1072, 20336), (1271, 17152), (1312, 16616), (1984, 10988), (2077, 10496), (2144, 10168), (2542, 8576), (2624, 8308), (2747, 7936), (3968, 5494), (4154, 5248), (4288, 5084)]