20064187

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 24349248

約数和(自身を除く): 4285061

約数列:

[1, 11, 13, 43, 143, 169, 251, 473, 559, 1859, 2761, 3263, 6149, 7267, 10793, 35893, 42419, 79937, 118723, 140309, 466609, 1543399, 1824017, 20064187]

約数ペア:

[(1, 20064187), (11, 1824017), (13, 1543399), (43, 466609), (143, 140309), (169, 118723), (251, 79937), (473, 42419), (559, 35893), (1859, 10793), (2761, 7267), (3263, 6149)]