20259548

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2099}}^1$

素因数の和:2249

約数の個数: 24

約数和(自身を含む): 37632000

約数和(自身を除く): 17372452

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 2099, 2413, 4198, 4826, 8396, 9652, 39881, 79762, 159524, 266573, 533146, 1066292, 5064887, 10129774, 20259548]

約数ペア:

[(1, 20259548), (2, 10129774), (4, 5064887), (19, 1066292), (38, 533146), (76, 266573), (127, 159524), (254, 79762), (508, 39881), (2099, 9652), (2413, 8396), (4198, 4826)]