20218121274

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13642457}}^1$

素因数の和:13642494

約数の個数: 32

約数和(自身を含む): 45838658880

約数和(自身を除く): 25620537606

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 13642457, 27284914, 40927371, 81854742, 177351941, 259206683, 354703882, 518413366, 532055823, 777620049, 1064111646, 1555240098, 3369686879, 6739373758, 10109060637, 20218121274]

約数ペア:

[(1, 20218121274), (2, 10109060637), (3, 6739373758), (6, 3369686879), (13, 1555240098), (19, 1064111646), (26, 777620049), (38, 532055823), (39, 518413366), (57, 354703882), (78, 259206683), (114, 177351941), (247, 81854742), (494, 40927371), (741, 27284914), (1482, 13642457)]