1878404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3881}}^1$

素因数の和:3907

約数の個数: 18

約数和(自身を含む): 3614142

約数和(自身を除く): 1735738

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3881, 7762, 15524, 42691, 85382, 170764, 469601, 939202, 1878404]

約数ペア:

[(1, 1878404), (2, 939202), (4, 469601), (11, 170764), (22, 85382), (44, 42691), (121, 15524), (242, 7762), (484, 3881)]