19918694

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1039

約数の個数: 16

約数和(自身を含む): 30656448

約数和(自身を除く): 10737754

約数列:

[1, 2, 47, 94, 313, 626, 677, 1354, 14711, 29422, 31819, 63638, 211901, 423802, 9959347, 19918694]

約数ペア:

[(1, 19918694), (2, 9959347), (47, 423802), (94, 211901), (313, 63638), (626, 31819), (677, 29422), (1354, 14711)]