20196705561

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{7879}}^1$

素因数の和:8597

約数の個数: 32

約数和(自身を含む): 28492062720

約数和(自身を除く): 8295357159

約数列:

[1, 3, 31, 43, 93, 129, 641, 1333, 1923, 3999, 7879, 19871, 23637, 27563, 59613, 82689, 244249, 338797, 732747, 854453, 1016391, 2563359, 5050439, 10502707, 15151317, 31508121, 156563609, 217168877, 469690827, 651506631, 6732235187, 20196705561]

約数ペア:

[(1, 20196705561), (3, 6732235187), (31, 651506631), (43, 469690827), (93, 217168877), (129, 156563609), (641, 31508121), (1333, 15151317), (1923, 10502707), (3999, 5050439), (7879, 2563359), (19871, 1016391), (23637, 854453), (27563, 732747), (59613, 338797), (82689, 244249)]