20320286

素因数分解:

$2^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{1229}}^1$

素因数の和:2419

約数の個数: 16

約数和(自身を含む): 34892640

約数和(自身を除く): 14572354

約数列:

[1, 2, 7, 14, 1181, 1229, 2362, 2458, 8267, 8603, 16534, 17206, 1451449, 2902898, 10160143, 20320286]

約数ペア:

[(1, 20320286), (2, 10160143), (7, 2902898), (14, 1451449), (1181, 17206), (1229, 16534), (2362, 8603), (2458, 8267)]