19954743

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{1459}}^1$

素因数の和:1606

約数の個数: 16

約数和(自身を含む): 27471360

約数和(自身を除く): 7516617

約数列:

[1, 3, 47, 97, 141, 291, 1459, 4377, 4559, 13677, 68573, 141523, 205719, 424569, 6651581, 19954743]

約数ペア:

[(1, 19954743), (3, 6651581), (47, 424569), (97, 205719), (141, 141523), (291, 68573), (1459, 13677), (4377, 4559)]