220149724

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{57271}}^1$

素因数の和:57337

約数の個数: 18

約数和(自身を含む): 398097672

約数和(自身を除く): 177947948

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 57271, 114542, 229084, 1775401, 3550802, 7101604, 55037431, 110074862, 220149724]

約数ペア:

[(1, 220149724), (2, 110074862), (4, 55037431), (31, 7101604), (62, 3550802), (124, 1775401), (961, 229084), (1922, 114542), (3844, 57271)]