20147342379

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{561943}}^1$

素因数の和:562019

約数の個数: 32

約数和(自身を含む): 30749575680

約数和(自身を除く): 10602233301

約数列:

[1, 3, 17, 19, 37, 51, 57, 111, 323, 629, 703, 969, 1887, 2109, 11951, 35853, 561943, 1685829, 9553031, 10676917, 20791891, 28659093, 32030751, 62375673, 181507589, 353462147, 395045929, 544522767, 1060386441, 1185137787, 6715780793, 20147342379]

約数ペア:

[(1, 20147342379), (3, 6715780793), (17, 1185137787), (19, 1060386441), (37, 544522767), (51, 395045929), (57, 353462147), (111, 181507589), (323, 62375673), (629, 32030751), (703, 28659093), (969, 20791891), (1887, 10676917), (2109, 9553031), (11951, 1685829), (35853, 561943)]