2144168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 4422600

約数和(自身を除く): 2278432

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 389, 424, 689, 778, 1378, 1556, 2756, 3112, 5057, 5512, 10114, 20228, 20617, 40456, 41234, 82468, 164936, 268021, 536042, 1072084, 2144168]

約数ペア:

[(1, 2144168), (2, 1072084), (4, 536042), (8, 268021), (13, 164936), (26, 82468), (52, 41234), (53, 40456), (104, 20617), (106, 20228), (212, 10114), (389, 5512), (424, 5057), (689, 3112), (778, 2756), (1378, 1556)]