18540826

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2729}}^1$

素因数の和:2853

約数の個数: 16

約数和(自身を含む): 28828800

約数和(自身を除く): 10287974

約数列:

[1, 2, 43, 79, 86, 158, 2729, 3397, 5458, 6794, 117347, 215591, 234694, 431182, 9270413, 18540826]

約数ペア:

[(1, 18540826), (2, 9270413), (43, 431182), (79, 234694), (86, 215591), (158, 117347), (2729, 6794), (3397, 5458)]