19994398

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{8017}}^1$

素因数の和:8091

約数の個数: 16

約数和(自身を含む): 31751280

約数和(自身を除く): 11756882

約数列:

[1, 2, 29, 43, 58, 86, 1247, 2494, 8017, 16034, 232493, 344731, 464986, 689462, 9997199, 19994398]

約数ペア:

[(1, 19994398), (2, 9997199), (29, 689462), (43, 464986), (58, 344731), (86, 232493), (1247, 16034), (2494, 8017)]