19689706

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{7933}}^1$

素因数の和:8025

約数の個数: 16

約数和(自身を含む): 31704264

約数和(自身を除く): 12014558

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 7933, 15866, 134861, 269722, 579109, 1158218, 9844853, 19689706]

約数ペア:

[(1, 19689706), (2, 9844853), (17, 1158218), (34, 579109), (73, 269722), (146, 134861), (1241, 15866), (2482, 7933)]