20125892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{6883}}^1$

素因数の和:6947

約数の個数: 24

約数和(自身を含む): 38164896

約数和(自身を除く): 18039004

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 6883, 13766, 27532, 117011, 234022, 295969, 468044, 591938, 1183876, 5031473, 10062946, 20125892]

約数ペア:

[(1, 20125892), (2, 10062946), (4, 5031473), (17, 1183876), (34, 591938), (43, 468044), (68, 295969), (86, 234022), (172, 117011), (731, 27532), (1462, 13766), (2924, 6883)]