2581172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{5333}}^1$

素因数の和:5359

約数の個数: 18

約数和(自身を含む): 4965954

約数和(自身を除く): 2384782

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 5333, 10666, 21332, 58663, 117326, 234652, 645293, 1290586, 2581172]

約数ペア:

[(1, 2581172), (2, 1290586), (4, 645293), (11, 234652), (22, 117326), (44, 58663), (121, 21332), (242, 10666), (484, 5333)]