1799996

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3719}}^1$

素因数の和:3745

約数の個数: 18

約数和(自身を含む): 3463320

約数和(自身を除く): 1663324

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3719, 7438, 14876, 40909, 81818, 163636, 449999, 899998, 1799996]

約数ペア:

[(1, 1799996), (2, 899998), (4, 449999), (11, 163636), (22, 81818), (44, 40909), (121, 14876), (242, 7438), (484, 3719)]