1645793116

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3400399}}^1$

素因数の和:3400425

約数の個数: 18

約数和(自身を含む): 3165772400

約数和(自身を除く): 1519979284

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3400399, 6800798, 13601596, 37404389, 74808778, 149617556, 411448279, 822896558, 1645793116]

約数ペア:

[(1, 1645793116), (2, 822896558), (4, 411448279), (11, 149617556), (22, 74808778), (44, 37404389), (121, 13601596), (242, 6800798), (484, 3400399)]