20297822908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2548697}}^1$

素因数の和:2548893

約数の個数: 24

約数和(自身を含む): 38964495024

約数和(自身を除く): 18666672116

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3982, 7964, 2548697, 5097394, 10194788, 28035667, 56071334, 112142668, 461314157, 922628314, 1845256628, 5074455727, 10148911454, 20297822908]

約数ペア:

[(1, 20297822908), (2, 10148911454), (4, 5074455727), (11, 1845256628), (22, 922628314), (44, 461314157), (181, 112142668), (362, 56071334), (724, 28035667), (1991, 10194788), (3982, 5097394), (7964, 2548697)]