1901636

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3929}}^1$

素因数の和:3955

約数の個数: 18

約数和(自身を含む): 3658830

約数和(自身を除く): 1757194

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3929, 7858, 15716, 43219, 86438, 172876, 475409, 950818, 1901636]

約数ペア:

[(1, 1901636), (2, 950818), (4, 475409), (11, 172876), (22, 86438), (44, 43219), (121, 15716), (242, 7858), (484, 3929)]