20027853

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 30820608

約数和(自身を除く): 10792755

約数列:

[1, 3, 9, 17, 51, 153, 223, 587, 669, 1761, 2007, 3791, 5283, 9979, 11373, 29937, 34119, 89811, 130901, 392703, 1178109, 2225317, 6675951, 20027853]

約数ペア:

[(1, 20027853), (3, 6675951), (9, 2225317), (17, 1178109), (51, 392703), (153, 130901), (223, 89811), (587, 34119), (669, 29937), (1761, 11373), (2007, 9979), (3791, 5283)]