20143669

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5399}}^1$

素因数の和:5460

約数の個数: 16

約数和(自身を含む): 25401600

約数和(自身を除く): 5257931

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5399, 37793, 70187, 221359, 491309, 1549513, 2877667, 20143669]

約数ペア:

[(1, 20143669), (7, 2877667), (13, 1549513), (41, 491309), (91, 221359), (287, 70187), (533, 37793), (3731, 5399)]