18540116

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28789}}^1$

素因数の和:28823

約数の個数: 24

約数和(自身を含む): 38693760

約数和(自身を除く): 20153644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28789, 57578, 115156, 201523, 403046, 662147, 806092, 1324294, 2648588, 4635029, 9270058, 18540116]

約数ペア:

[(1, 18540116), (2, 9270058), (4, 4635029), (7, 2648588), (14, 1324294), (23, 806092), (28, 662147), (46, 403046), (92, 201523), (161, 115156), (322, 57578), (644, 28789)]