20495552

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4159}}^1$

素因数の和:4189

約数の個数: 56

約数和(自身を含む): 50718720

約数和(自身を除く): 30223168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4159, 4928, 8318, 16636, 29113, 33272, 45749, 58226, 66544, 91498, 116452, 133088, 182996, 232904, 266176, 320243, 365992, 465808, 640486, 731984, 931616, 1280972, 1463968, 1863232, 2561944, 2927936, 5123888, 10247776, 20495552]

約数ペア:

[(1, 20495552), (2, 10247776), (4, 5123888), (7, 2927936), (8, 2561944), (11, 1863232), (14, 1463968), (16, 1280972), (22, 931616), (28, 731984), (32, 640486), (44, 465808), (56, 365992), (64, 320243), (77, 266176), (88, 232904), (112, 182996), (154, 133088), (176, 116452), (224, 91498), (308, 66544), (352, 58226), (448, 45749), (616, 33272), (704, 29113), (1232, 16636), (2464, 8318), (4159, 4928)]