20173161584

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{44519}}^1$

素因数の和:44877

約数の個数: 40

約数和(自身を含む): 39570800640

約数和(自身を除く): 19397639056

約数列:

[1, 2, 4, 8, 16, 127, 223, 254, 446, 508, 892, 1016, 1784, 2032, 3568, 28321, 44519, 56642, 89038, 113284, 178076, 226568, 356152, 453136, 712304, 5653913, 9927737, 11307826, 19855474, 22615652, 39710948, 45231304, 79421896, 90462608, 158843792, 1260822599, 2521645198, 5043290396, 10086580792, 20173161584]

約数ペア:

[(1, 20173161584), (2, 10086580792), (4, 5043290396), (8, 2521645198), (16, 1260822599), (127, 158843792), (223, 90462608), (254, 79421896), (446, 45231304), (508, 39710948), (892, 22615652), (1016, 19855474), (1784, 11307826), (2032, 9927737), (3568, 5653913), (28321, 712304), (44519, 453136), (56642, 356152), (89038, 226568), (113284, 178076)]