31680484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10141}}^1$

素因数の和:10227

約数の個数: 24

約数和(自身を含む): 61338816

約数和(自身を除く): 29658332

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 10141, 20282, 40564, 111551, 223102, 446204, 720011, 1440022, 2880044, 7920121, 15840242, 31680484]

約数ペア:

[(1, 31680484), (2, 15840242), (4, 7920121), (11, 2880044), (22, 1440022), (44, 720011), (71, 446204), (142, 223102), (284, 111551), (781, 40564), (1562, 20282), (3124, 10141)]