20161532871

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2617}}^1\times {\mathrm{45053}}^1$

素因数の和:47695

約数の個数: 24

約数和(自身を含む): 30667356720

約数和(自身を除く): 10505823849

約数列:

[1, 3, 9, 19, 57, 171, 2617, 7851, 23553, 45053, 49723, 135159, 149169, 405477, 447507, 856007, 2568021, 7704063, 117903701, 353711103, 1061133309, 2240170319, 6720510957, 20161532871]

約数ペア:

[(1, 20161532871), (3, 6720510957), (9, 2240170319), (19, 1061133309), (57, 353711103), (171, 117903701), (2617, 7704063), (7851, 2568021), (23553, 856007), (45053, 447507), (49723, 405477), (135159, 149169)]