2180776

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1613}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 4430430

約数和(自身を除く): 2249654

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1613, 3226, 6452, 12904, 20969, 41938, 83876, 167752, 272597, 545194, 1090388, 2180776]

約数ペア:

[(1, 2180776), (2, 1090388), (4, 545194), (8, 272597), (13, 167752), (26, 83876), (52, 41938), (104, 20969), (169, 12904), (338, 6452), (676, 3226), (1352, 1613)]