19049485

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5981}}^1$

素因数の和:6013

約数の個数: 24

約数和(自身を含む): 28641816

約数和(自身を除く): 9592331

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 5981, 29905, 41867, 77753, 209335, 293069, 388765, 544271, 1465345, 2721355, 3809897, 19049485]

約数ペア:

[(1, 19049485), (5, 3809897), (7, 2721355), (13, 1465345), (35, 544271), (49, 388765), (65, 293069), (91, 209335), (245, 77753), (455, 41867), (637, 29905), (3185, 5981)]