19666467

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{743}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 30292704

約数和(自身を除く): 10626237

約数列:

[1, 3, 9, 17, 51, 153, 173, 519, 743, 1557, 2229, 2941, 6687, 8823, 12631, 26469, 37893, 113679, 128539, 385617, 1156851, 2185163, 6555489, 19666467]

約数ペア:

[(1, 19666467), (3, 6555489), (9, 2185163), (17, 1156851), (51, 385617), (153, 128539), (173, 113679), (519, 37893), (743, 26469), (1557, 12631), (2229, 8823), (2941, 6687)]