207908144

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{102317}}^1$

素因数の和:102452

約数の個数: 20

約数和(自身を含む): 405997824

約数和(自身を除く): 198089680

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 102317, 204634, 409268, 818536, 1637072, 12994259, 25988518, 51977036, 103954072, 207908144]

約数ペア:

[(1, 207908144), (2, 103954072), (4, 51977036), (8, 25988518), (16, 12994259), (127, 1637072), (254, 818536), (508, 409268), (1016, 204634), (2032, 102317)]