19953224

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 18753976

約数列:

[1, 2, 4, 8, 41, 82, 127, 164, 254, 328, 479, 508, 958, 1016, 1916, 3832, 5207, 10414, 19639, 20828, 39278, 41656, 60833, 78556, 121666, 157112, 243332, 486664, 2494153, 4988306, 9976612, 19953224]

約数ペア:

[(1, 19953224), (2, 9976612), (4, 4988306), (8, 2494153), (41, 486664), (82, 243332), (127, 157112), (164, 121666), (254, 78556), (328, 60833), (479, 41656), (508, 39278), (958, 20828), (1016, 19639), (1916, 10414), (3832, 5207)]