187443790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{9157}}^1$

素因数の和:9276

約数の個数: 32

約数和(自身を含む): 356063040

約数和(自身を除く): 168619250

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 9157, 10235, 18314, 20470, 45785, 91570, 210611, 421222, 814973, 1053055, 1629946, 2106110, 4074865, 8149730, 18744379, 37488758, 93721895, 187443790]

約数ペア:

[(1, 187443790), (2, 93721895), (5, 37488758), (10, 18744379), (23, 8149730), (46, 4074865), (89, 2106110), (115, 1629946), (178, 1053055), (230, 814973), (445, 421222), (890, 210611), (2047, 91570), (4094, 45785), (9157, 20470), (10235, 18314)]