19776323

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 23174400

約数和(自身を除く): 3398077

約数列:

[1, 7, 67, 149, 283, 469, 1043, 1981, 9983, 18961, 42167, 69881, 132727, 295169, 2825189, 19776323]

約数ペア:

[(1, 19776323), (7, 2825189), (67, 295169), (149, 132727), (283, 69881), (469, 42167), (1043, 18961), (1981, 9983)]