20025863

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 24578400

約数和(自身を除く): 4552537

約数列:

[1, 11, 13, 29, 121, 143, 319, 377, 439, 1573, 3509, 4147, 4829, 5707, 12731, 45617, 53119, 62777, 140041, 165503, 690547, 1540451, 1820533, 20025863]

約数ペア:

[(1, 20025863), (11, 1820533), (13, 1540451), (29, 690547), (121, 165503), (143, 140041), (319, 62777), (377, 53119), (439, 45617), (1573, 12731), (3509, 5707), (4147, 4829)]