20541620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93371}}^1$

素因数の和:93391

約数の個数: 24

約数和(自身を含む): 47059488

約数和(自身を除く): 26517868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93371, 186742, 373484, 466855, 933710, 1027081, 1867420, 2054162, 4108324, 5135405, 10270810, 20541620]

約数ペア:

[(1, 20541620), (2, 10270810), (4, 5135405), (5, 4108324), (10, 2054162), (11, 1867420), (20, 1027081), (22, 933710), (44, 466855), (55, 373484), (110, 186742), (220, 93371)]