19075641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^2$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 28115136

約数和(自身を除く): 9039495

約数列:

[1, 3, 13, 39, 71, 83, 213, 249, 923, 1079, 2769, 3237, 5893, 6889, 17679, 20667, 76609, 89557, 229827, 268671, 489119, 1467357, 6358547, 19075641]

約数ペア:

[(1, 19075641), (3, 6358547), (13, 1467357), (39, 489119), (71, 268671), (83, 229827), (213, 89557), (249, 76609), (923, 20667), (1079, 17679), (2769, 6889), (3237, 5893)]