20324612

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{857}}^1$

素因数の和:897

約数の個数: 54

約数和(自身を含む): 45531486

約数和(自身を除く): 25206874

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 857, 1078, 1694, 1714, 2156, 3388, 3428, 5929, 5999, 9427, 11858, 11998, 18854, 23716, 23996, 37708, 41993, 65989, 83986, 103697, 131978, 167972, 207394, 263956, 414788, 461923, 725879, 923846, 1451758, 1847692, 2903516, 5081153, 10162306, 20324612]

約数ペア:

[(1, 20324612), (2, 10162306), (4, 5081153), (7, 2903516), (11, 1847692), (14, 1451758), (22, 923846), (28, 725879), (44, 461923), (49, 414788), (77, 263956), (98, 207394), (121, 167972), (154, 131978), (196, 103697), (242, 83986), (308, 65989), (484, 41993), (539, 37708), (847, 23996), (857, 23716), (1078, 18854), (1694, 11998), (1714, 11858), (2156, 9427), (3388, 5999), (3428, 5929)]