20685888

素因数分解:

$2^6\times 3^3\times {\mathrm{11971}}^1$

素因数の和:11992

約数の個数: 56

約数和(自身を含む): 60817760

約数和(自身を除く): 40131872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 11971, 23942, 35913, 47884, 71826, 95768, 107739, 143652, 191536, 215478, 287304, 323217, 383072, 430956, 574608, 646434, 766144, 861912, 1149216, 1292868, 1723824, 2298432, 2585736, 3447648, 5171472, 6895296, 10342944, 20685888]

約数ペア:

[(1, 20685888), (2, 10342944), (3, 6895296), (4, 5171472), (6, 3447648), (8, 2585736), (9, 2298432), (12, 1723824), (16, 1292868), (18, 1149216), (24, 861912), (27, 766144), (32, 646434), (36, 574608), (48, 430956), (54, 383072), (64, 323217), (72, 287304), (96, 215478), (108, 191536), (144, 143652), (192, 107739), (216, 95768), (288, 71826), (432, 47884), (576, 35913), (864, 23942), (1728, 11971)]