18875618

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{653}}^1$

素因数の和:901

約数の個数: 16

約数和(自身を含む): 28841400

約数和(自身を除く): 9965782

約数列:

[1, 2, 97, 149, 194, 298, 653, 1306, 14453, 28906, 63341, 97297, 126682, 194594, 9437809, 18875618]

約数ペア:

[(1, 18875618), (2, 9437809), (97, 194594), (149, 126682), (194, 97297), (298, 63341), (653, 28906), (1306, 14453)]