20279842

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1854

約数の個数: 24

約数和(自身を含む): 34167168

約数和(自身を除く): 13887326

約数列:

[1, 2, 11, 22, 47, 94, 121, 242, 517, 1034, 1783, 3566, 5687, 11374, 19613, 39226, 83801, 167602, 215743, 431486, 921811, 1843622, 10139921, 20279842]

約数ペア:

[(1, 20279842), (2, 10139921), (11, 1843622), (22, 921811), (47, 431486), (94, 215743), (121, 167602), (242, 83801), (517, 39226), (1034, 19613), (1783, 11374), (3566, 5687)]