18666154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23159}}^1$

素因数の和:23205

約数の個数: 16

約数和(自身を含む): 31127040

約数和(自身を除く): 12460886

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 23159, 46318, 301067, 602134, 717929, 1435858, 9333077, 18666154]

約数ペア:

[(1, 18666154), (2, 9333077), (13, 1435858), (26, 717929), (31, 602134), (62, 301067), (403, 46318), (806, 23159)]