20163690071

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{120077}}^1$

素因数の和:120263

約数の個数: 24

約数和(自身を含む): 24640005600

約数和(自身を除く): 4476315529

約数列:

[1, 7, 23, 49, 149, 161, 1043, 1127, 3427, 7301, 23989, 120077, 167923, 840539, 2761771, 5883773, 17891473, 19332397, 125240311, 135326779, 411503879, 876682177, 2880527153, 20163690071]

約数ペア:

[(1, 20163690071), (7, 2880527153), (23, 876682177), (49, 411503879), (149, 135326779), (161, 125240311), (1043, 19332397), (1127, 17891473), (3427, 5883773), (7301, 2761771), (23989, 840539), (120077, 167923)]