20159912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132631}}^1$

素因数の和:132656

約数の個数: 16

約数和(自身を含む): 39789600

約数和(自身を除く): 19629688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132631, 265262, 530524, 1061048, 2519989, 5039978, 10079956, 20159912]

約数ペア:

[(1, 20159912), (2, 10079956), (4, 5039978), (8, 2519989), (19, 1061048), (38, 530524), (76, 265262), (152, 132631)]