12890656

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{3911}}^1$

素因数の和:4024

約数の個数: 24

約数和(自身を含む): 25631424

約数和(自身を除く): 12740768

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 3911, 7822, 15644, 31288, 62576, 125152, 402833, 805666, 1611332, 3222664, 6445328, 12890656]

約数ペア:

[(1, 12890656), (2, 6445328), (4, 3222664), (8, 1611332), (16, 805666), (32, 402833), (103, 125152), (206, 62576), (412, 31288), (824, 15644), (1648, 7822), (3296, 3911)]