20136325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2037

約数の個数: 24

約数和(自身を含む): 27989280

約数和(自身を除く): 7852955

約数列:

[1, 5, 11, 25, 37, 55, 185, 275, 407, 925, 1979, 2035, 9895, 10175, 21769, 49475, 73223, 108845, 366115, 544225, 805453, 1830575, 4027265, 20136325]

約数ペア:

[(1, 20136325), (5, 4027265), (11, 1830575), (25, 805453), (37, 544225), (55, 366115), (185, 108845), (275, 73223), (407, 49475), (925, 21769), (1979, 10175), (2035, 9895)]