205415384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1351417}}^1$

素因数の和:1351442

約数の個数: 16

約数和(自身を含む): 405425400

約数和(自身を除く): 200010016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1351417, 2702834, 5405668, 10811336, 25676923, 51353846, 102707692, 205415384]

約数ペア:

[(1, 205415384), (2, 102707692), (4, 51353846), (8, 25676923), (19, 10811336), (38, 5405668), (76, 2702834), (152, 1351417)]