638010768

素因数分解:

$2^4\times 3^1\times {\mathrm{13291891}}^1$

素因数の和:13291902

約数の個数: 20

約数和(自身を含む): 1648194608

約数和(自身を除く): 1010183840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13291891, 26583782, 39875673, 53167564, 79751346, 106335128, 159502692, 212670256, 319005384, 638010768]

約数ペア:

[(1, 638010768), (2, 319005384), (3, 212670256), (4, 159502692), (6, 106335128), (8, 79751346), (12, 53167564), (16, 39875673), (24, 26583782), (48, 13291891)]