20561629

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 23823360

約数和(自身を除く): 3261731

約数列:

[1, 11, 19, 131, 209, 751, 1441, 2489, 8261, 14269, 27379, 98381, 156959, 1082191, 1869239, 20561629]

約数ペア:

[(1, 20561629), (11, 1869239), (19, 1082191), (131, 156959), (209, 98381), (751, 27379), (1441, 14269), (2489, 8261)]