19277745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4447}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 32772864

約数和(自身を除く): 13495119

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4447, 13341, 22235, 66705, 75599, 226797, 377995, 1133985, 1285183, 3855549, 6425915, 19277745]

約数ペア:

[(1, 19277745), (3, 6425915), (5, 3855549), (15, 1285183), (17, 1133985), (51, 377995), (85, 226797), (255, 75599), (289, 66705), (867, 22235), (1445, 13341), (4335, 4447)]