20041777

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 23483392

約数和(自身を除く): 3441615

約数列:

[1, 7, 67, 151, 283, 469, 1057, 1981, 10117, 18961, 42733, 70819, 132727, 299131, 2863111, 20041777]

約数ペア:

[(1, 20041777), (7, 2863111), (67, 299131), (151, 132727), (283, 70819), (469, 42733), (1057, 18961), (1981, 10117)]