20803560976

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{10745641}}^1$

素因数の和:10745671

約数の個数: 30

約数和(自身を含む): 44304281966

約数和(自身を除く): 23500720990

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 968, 1936, 10745641, 21491282, 42982564, 85965128, 118202051, 171930256, 236404102, 472808204, 945616408, 1300222561, 1891232816, 2600445122, 5200890244, 10401780488, 20803560976]

約数ペア:

[(1, 20803560976), (2, 10401780488), (4, 5200890244), (8, 2600445122), (11, 1891232816), (16, 1300222561), (22, 945616408), (44, 472808204), (88, 236404102), (121, 171930256), (176, 118202051), (242, 85965128), (484, 42982564), (968, 21491282), (1936, 10745641)]