19942587

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13763}}^1$

素因数の和:13799

約数の個数: 24

約数和(自身を含む): 34354944

約数和(自身を除く): 14412357

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13763, 41289, 96341, 123867, 289023, 316549, 867069, 949647, 2215843, 2848941, 6647529, 19942587]

約数ペア:

[(1, 19942587), (3, 6647529), (7, 2848941), (9, 2215843), (21, 949647), (23, 867069), (63, 316549), (69, 289023), (161, 123867), (207, 96341), (483, 41289), (1449, 13763)]