30990146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{10753}}^1$

素因数の和:10897

約数の個数: 16

約数和(自身を含む): 51103008

約数和(自身を除く): 20112862

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 10753, 21506, 118283, 236566, 1408643, 2817286, 15495073, 30990146]

約数ペア:

[(1, 30990146), (2, 15495073), (11, 2817286), (22, 1408643), (131, 236566), (262, 118283), (1441, 21506), (2882, 10753)]