20940363

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{617}}^1$

素因数の和:1048

約数の個数: 20

約数和(自身を含む): 31406760

約数和(自身を除く): 10466397

約数列:

[1, 3, 9, 27, 81, 419, 617, 1257, 1851, 3771, 5553, 11313, 16659, 33939, 49977, 258523, 775569, 2326707, 6980121, 20940363]

約数ペア:

[(1, 20940363), (3, 6980121), (9, 2326707), (27, 775569), (81, 258523), (419, 49977), (617, 33939), (1257, 16659), (1851, 11313), (3771, 5553)]