20344676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10753}}^1$

素因数の和:10811

約数の個数: 24

約数和(自身を含む): 39746784

約数和(自身を除く): 19402108

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 10753, 21506, 43012, 118283, 236566, 462379, 473132, 924758, 1849516, 5086169, 10172338, 20344676]

約数ペア:

[(1, 20344676), (2, 10172338), (4, 5086169), (11, 1849516), (22, 924758), (43, 473132), (44, 462379), (86, 236566), (172, 118283), (473, 43012), (946, 21506), (1892, 10753)]