1803868

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3727}}^1$

素因数の和:3753

約数の個数: 18

約数和(自身を含む): 3470768

約数和(自身を除く): 1666900

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3727, 7454, 14908, 40997, 81994, 163988, 450967, 901934, 1803868]

約数ペア:

[(1, 1803868), (2, 901934), (4, 450967), (11, 163988), (22, 81994), (44, 40997), (121, 14908), (242, 7454), (484, 3727)]