651349136

素因数分解:

$2^4\times {\mathrm{1723}}^1\times {\mathrm{23627}}^1$

素因数の和:25358

約数の個数: 20

約数和(自身を含む): 1262774832

約数和(自身を除く): 611425696

約数列:

[1, 2, 4, 8, 16, 1723, 3446, 6892, 13784, 23627, 27568, 47254, 94508, 189016, 378032, 40709321, 81418642, 162837284, 325674568, 651349136]

約数ペア:

[(1, 651349136), (2, 325674568), (4, 162837284), (8, 81418642), (16, 40709321), (1723, 378032), (3446, 189016), (6892, 94508), (13784, 47254), (23627, 27568)]