19406277

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 33284160

約数和(自身を除く): 13877883

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 181, 209, 297, 361, 513, 543, 627, 1083, 1629, 1881, 1991, 3249, 3439, 3971, 4887, 5643, 5973, 9747, 10317, 11913, 17919, 30951, 35739, 37829, 53757, 65341, 92853, 107217, 113487, 196023, 340461, 588069, 718751, 1021383, 1764207, 2156253, 6468759, 19406277]

約数ペア:

[(1, 19406277), (3, 6468759), (9, 2156253), (11, 1764207), (19, 1021383), (27, 718751), (33, 588069), (57, 340461), (99, 196023), (171, 113487), (181, 107217), (209, 92853), (297, 65341), (361, 53757), (513, 37829), (543, 35739), (627, 30951), (1083, 17919), (1629, 11913), (1881, 10317), (1991, 9747), (3249, 5973), (3439, 5643), (3971, 4887)]