18109238

素因数分解:

$2^1\times 7^1\times {\mathrm{607}}^1\times {\mathrm{2131}}^1$

素因数の和:2747

約数の個数: 16

約数和(自身を含む): 31110144

約数和(自身を除く): 13000906

約数列:

[1, 2, 7, 14, 607, 1214, 2131, 4249, 4262, 8498, 14917, 29834, 1293517, 2587034, 9054619, 18109238]

約数ペア:

[(1, 18109238), (2, 9054619), (7, 2587034), (14, 1293517), (607, 29834), (1214, 14917), (2131, 8498), (4249, 4262)]