20836251

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{1223}}^1$

素因数の和:1863

約数の個数: 16

約数和(自身を含む): 30942720

約数和(自身を除く): 10106469

約数列:

[1, 3, 9, 27, 631, 1223, 1893, 3669, 5679, 11007, 17037, 33021, 771713, 2315139, 6945417, 20836251]

約数ペア:

[(1, 20836251), (3, 6945417), (9, 2315139), (27, 771713), (631, 33021), (1223, 17037), (1893, 11007), (3669, 5679)]