18276775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1683

約数の個数: 24

約数和(自身を含む): 25342128

約数和(自身を除く): 7065353

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 451, 1025, 1621, 2255, 8105, 11275, 17831, 40525, 66461, 89155, 332305, 445775, 731071, 1661525, 3655355, 18276775]

約数ペア:

[(1, 18276775), (5, 3655355), (11, 1661525), (25, 731071), (41, 445775), (55, 332305), (205, 89155), (275, 66461), (451, 40525), (1025, 17831), (1621, 11275), (2255, 8105)]