20835477

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4813}}^1$

素因数の和:4869

約数の個数: 24

約数和(自身を含む): 33293624

約数和(自身を除く): 12458147

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 4813, 14439, 43317, 62569, 178081, 187707, 534243, 563121, 1602729, 2315053, 6945159, 20835477]

約数ペア:

[(1, 20835477), (3, 6945159), (9, 2315053), (13, 1602729), (37, 563121), (39, 534243), (111, 187707), (117, 178081), (333, 62569), (481, 43317), (1443, 14439), (4329, 4813)]