2195666

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 24

約数和(自身を含む): 3721872

約数和(自身を除く): 1526206

約数列:

[1, 2, 11, 22, 43, 86, 121, 211, 242, 422, 473, 946, 2321, 4642, 5203, 9073, 10406, 18146, 25531, 51062, 99803, 199606, 1097833, 2195666]

約数ペア:

[(1, 2195666), (2, 1097833), (11, 199606), (22, 99803), (43, 51062), (86, 25531), (121, 18146), (211, 10406), (242, 9073), (422, 5203), (473, 4642), (946, 2321)]