20165455079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{128819}}^1$

素因数の和:128963

約数の個数: 32

約数和(自身を含む): 26712115200

約数和(自身を除く): 6546660121

約数列:

[1, 7, 11, 19, 77, 107, 133, 209, 749, 1177, 1463, 2033, 8239, 14231, 22363, 128819, 156541, 901733, 1417009, 2447561, 9919063, 13783633, 17132927, 26923171, 96485431, 151619963, 188462197, 261889027, 1061339741, 1833223189, 2880779297, 20165455079]

約数ペア:

[(1, 20165455079), (7, 2880779297), (11, 1833223189), (19, 1061339741), (77, 261889027), (107, 188462197), (133, 151619963), (209, 96485431), (749, 26923171), (1177, 17132927), (1463, 13783633), (2033, 9919063), (8239, 2447561), (14231, 1417009), (22363, 901733), (128819, 156541)]