31921768

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{18911}}^1$

素因数の和:19128

約数の個数: 16

約数和(自身を含む): 60140160

約数和(自身を除く): 28218392

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 18911, 37822, 75644, 151288, 3990221, 7980442, 15960884, 31921768]

約数ペア:

[(1, 31921768), (2, 15960884), (4, 7980442), (8, 3990221), (211, 151288), (422, 75644), (844, 37822), (1688, 18911)]