20218373798

素因数分解:

$2^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{5491139}}^1$

素因数の和:5491411

約数の個数: 16

約数和(自身を含む): 34791863040

約数和(自身を除く): 14573489242

約数列:

[1, 2, 7, 14, 263, 526, 1841, 3682, 5491139, 10982278, 38437973, 76875946, 1444169557, 2888339114, 10109186899, 20218373798]

約数ペア:

[(1, 20218373798), (2, 10109186899), (7, 2888339114), (14, 1444169557), (263, 76875946), (526, 38437973), (1841, 10982278), (3682, 5491139)]