20637325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 28123200

約数和(自身を除く): 7485875

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 1889, 2185, 9445, 10925, 35891, 43447, 47225, 179455, 217235, 825493, 897275, 1086175, 4127465, 20637325]

約数ペア:

[(1, 20637325), (5, 4127465), (19, 1086175), (23, 897275), (25, 825493), (95, 217235), (115, 179455), (437, 47225), (475, 43447), (575, 35891), (1889, 10925), (2185, 9445)]