20037886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19379}}^1$

素因数の和:19439

約数の個数: 16

約数和(自身を含む): 33488640

約数和(自身を除く): 13450754

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19379, 38758, 213169, 426338, 910813, 1821626, 10018943, 20037886]

約数ペア:

[(1, 20037886), (2, 10018943), (11, 1821626), (22, 910813), (47, 426338), (94, 213169), (517, 38758), (1034, 19379)]