19948348

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1451}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 40005504

約数和(自身を除く): 20057156

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1451, 1964, 2902, 3437, 5804, 6874, 10157, 13748, 20314, 40628, 712441, 1424882, 2849764, 4987087, 9974174, 19948348]

約数ペア:

[(1, 19948348), (2, 9974174), (4, 4987087), (7, 2849764), (14, 1424882), (28, 712441), (491, 40628), (982, 20314), (1451, 13748), (1964, 10157), (2902, 6874), (3437, 5804)]