81451964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{108893}}^1$

素因数の和:108925

約数の個数: 24

約数和(自身を含む): 164647728

約数和(自身を除く): 83195764

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 108893, 217786, 435572, 1197823, 1851181, 2395646, 3702362, 4791292, 7404724, 20362991, 40725982, 81451964]

約数ペア:

[(1, 81451964), (2, 40725982), (4, 20362991), (11, 7404724), (17, 4791292), (22, 3702362), (34, 2395646), (44, 1851181), (68, 1197823), (187, 435572), (374, 217786), (748, 108893)]