20467968

素因数分解:

$2^8\times 3^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:967

約数の個数: 72

約数和(自身を含む): 56414400

約数和(自身を除く): 35946432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 256, 348, 384, 464, 696, 768, 919, 928, 1392, 1838, 1856, 2757, 2784, 3676, 3712, 5514, 5568, 7352, 7424, 11028, 11136, 14704, 22056, 22272, 26651, 29408, 44112, 53302, 58816, 79953, 88224, 106604, 117632, 159906, 176448, 213208, 235264, 319812, 352896, 426416, 639624, 705792, 852832, 1279248, 1705664, 2558496, 3411328, 5116992, 6822656, 10233984, 20467968]

約数ペア:

[(1, 20467968), (2, 10233984), (3, 6822656), (4, 5116992), (6, 3411328), (8, 2558496), (12, 1705664), (16, 1279248), (24, 852832), (29, 705792), (32, 639624), (48, 426416), (58, 352896), (64, 319812), (87, 235264), (96, 213208), (116, 176448), (128, 159906), (174, 117632), (192, 106604), (232, 88224), (256, 79953), (348, 58816), (384, 53302), (464, 44112), (696, 29408), (768, 26651), (919, 22272), (928, 22056), (1392, 14704), (1838, 11136), (1856, 11028), (2757, 7424), (2784, 7352), (3676, 5568), (3712, 5514)]