20510878

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{1721}}^1$

素因数の和:1883

約数の個数: 16

約数和(自身を含む): 31615920

約数和(自身を除く): 11105042

約数列:

[1, 2, 59, 101, 118, 202, 1721, 3442, 5959, 11918, 101539, 173821, 203078, 347642, 10255439, 20510878]

約数ペア:

[(1, 20510878), (2, 10255439), (59, 347642), (101, 203078), (118, 173821), (202, 101539), (1721, 11918), (3442, 5959)]