19426325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1063}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 26123328

約数和(自身を除く): 6697003

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 731, 1063, 1075, 3655, 5315, 18071, 18275, 26575, 45709, 90355, 228545, 451775, 777053, 1142725, 3885265, 19426325]

約数ペア:

[(1, 19426325), (5, 3885265), (17, 1142725), (25, 777053), (43, 451775), (85, 228545), (215, 90355), (425, 45709), (731, 26575), (1063, 18275), (1075, 18071), (3655, 5315)]