4143152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19919}}^1$

素因数の和:19940

約数の個数: 20

約数和(自身を含む): 8645280

約数和(自身を除く): 4502128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19919, 39838, 79676, 159352, 258947, 318704, 517894, 1035788, 2071576, 4143152]

約数ペア:

[(1, 4143152), (2, 2071576), (4, 1035788), (8, 517894), (13, 318704), (16, 258947), (26, 159352), (52, 79676), (104, 39838), (208, 19919)]