18735977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 20901888

約数和(自身を除く): 2165911

約数列:

[1, 13, 53, 71, 383, 689, 923, 3763, 4979, 20299, 27193, 48919, 263887, 353509, 1441229, 18735977]

約数ペア:

[(1, 18735977), (13, 1441229), (53, 353509), (71, 263887), (383, 48919), (689, 27193), (923, 20299), (3763, 4979)]