19128722

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1033

約数の個数: 16

約数和(自身を含む): 29490912

約数和(自身を除く): 10362190

約数列:

[1, 2, 43, 86, 347, 641, 694, 1282, 14921, 27563, 29842, 55126, 222427, 444854, 9564361, 19128722]

約数ペア:

[(1, 19128722), (2, 9564361), (43, 444854), (86, 222427), (347, 55126), (641, 29842), (694, 27563), (1282, 14921)]