409293872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1967759}}^1$

素因数の和:1967780

約数の個数: 20

約数和(自身を含む): 854007840

約数和(自身を除く): 444713968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1967759, 3935518, 7871036, 15742072, 25580867, 31484144, 51161734, 102323468, 204646936, 409293872]

約数ペア:

[(1, 409293872), (2, 204646936), (4, 102323468), (8, 51161734), (13, 31484144), (16, 25580867), (26, 15742072), (52, 7871036), (104, 3935518), (208, 1967759)]