19909248

素因数分解:

$2^7\times 3^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 53407200

約数和(自身を除く): 33497952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 278, 373, 384, 417, 556, 746, 834, 1112, 1119, 1492, 1668, 2224, 2238, 2984, 3336, 4448, 4476, 5968, 6672, 8896, 8952, 11936, 13344, 17792, 17904, 23872, 26688, 35808, 47744, 51847, 53376, 71616, 103694, 143232, 155541, 207388, 311082, 414776, 622164, 829552, 1244328, 1659104, 2488656, 3318208, 4977312, 6636416, 9954624, 19909248]

約数ペア:

[(1, 19909248), (2, 9954624), (3, 6636416), (4, 4977312), (6, 3318208), (8, 2488656), (12, 1659104), (16, 1244328), (24, 829552), (32, 622164), (48, 414776), (64, 311082), (96, 207388), (128, 155541), (139, 143232), (192, 103694), (278, 71616), (373, 53376), (384, 51847), (417, 47744), (556, 35808), (746, 26688), (834, 23872), (1112, 17904), (1119, 17792), (1492, 13344), (1668, 11936), (2224, 8952), (2238, 8896), (2984, 6672), (3336, 5968), (4448, 4476)]