12738866

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2749}}^1$

素因数の和:3089

約数の個数: 16

約数和(自身を含む): 21912000

約数和(自身を除く): 9173134

約数列:

[1, 2, 7, 14, 331, 662, 2317, 2749, 4634, 5498, 19243, 38486, 909919, 1819838, 6369433, 12738866]

約数ペア:

[(1, 12738866), (2, 6369433), (7, 1819838), (14, 909919), (331, 38486), (662, 19243), (2317, 5498), (2749, 4634)]