164640532

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{255653}}^1$

素因数の和:255687

約数の個数: 24

約数和(自身を含む): 343598976

約数和(自身を除く): 178958444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 255653, 511306, 1022612, 1789571, 3579142, 5880019, 7158284, 11760038, 23520076, 41160133, 82320266, 164640532]

約数ペア:

[(1, 164640532), (2, 82320266), (4, 41160133), (7, 23520076), (14, 11760038), (23, 7158284), (28, 5880019), (46, 3579142), (92, 1789571), (161, 1022612), (322, 511306), (644, 255653)]