20164472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132661}}^1$

素因数の和:132686

約数の個数: 16

約数和(自身を含む): 39798600

約数和(自身を除く): 19634128

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132661, 265322, 530644, 1061288, 2520559, 5041118, 10082236, 20164472]

約数ペア:

[(1, 20164472), (2, 10082236), (4, 5041118), (8, 2520559), (19, 1061288), (38, 530644), (76, 265322), (152, 132661)]