20876888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84181}}^1$

素因数の和:84218

約数の個数: 16

約数和(自身を含む): 40407360

約数和(自身を除く): 19530472

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84181, 168362, 336724, 673448, 2609611, 5219222, 10438444, 20876888]

約数ペア:

[(1, 20876888), (2, 10438444), (4, 5219222), (8, 2609611), (31, 673448), (62, 336724), (124, 168362), (248, 84181)]