19953098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14883382

約数列:

[1, 2, 11, 22, 23, 46, 47, 94, 253, 506, 517, 839, 1034, 1081, 1678, 2162, 9229, 11891, 18458, 19297, 23782, 38594, 39433, 78866, 212267, 424534, 433763, 867526, 906959, 1813918, 9976549, 19953098]

約数ペア:

[(1, 19953098), (2, 9976549), (11, 1813918), (22, 906959), (23, 867526), (46, 433763), (47, 424534), (94, 212267), (253, 78866), (506, 39433), (517, 38594), (839, 23782), (1034, 19297), (1081, 18458), (1678, 11891), (2162, 9229)]