19394864

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{1997}}^1$

素因数の和:2612

約数の個数: 20

約数和(自身を含む): 37658304

約数和(自身を除く): 18263440

約数列:

[1, 2, 4, 8, 16, 607, 1214, 1997, 2428, 3994, 4856, 7988, 9712, 15976, 31952, 1212179, 2424358, 4848716, 9697432, 19394864]

約数ペア:

[(1, 19394864), (2, 9697432), (4, 4848716), (8, 2424358), (16, 1212179), (607, 31952), (1214, 15976), (1997, 9712), (2428, 7988), (3994, 4856)]