20143963

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1553}}^1$

素因数の和:1686

約数の個数: 16

約数和(自身を含む): 24615360

約数和(自身を除く): 4471397

約数列:

[1, 7, 17, 109, 119, 763, 1553, 1853, 10871, 12971, 26401, 169277, 184807, 1184939, 2877709, 20143963]

約数ペア:

[(1, 20143963), (7, 2877709), (17, 1184939), (109, 184807), (119, 169277), (763, 26401), (1553, 12971), (1853, 10871)]