19218768

素因数分解:

$2^4\times 3^1\times {\mathrm{400391}}^1$

素因数の和:400402

約数の個数: 20

約数和(自身を含む): 49648608

約数和(自身を除く): 30429840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 400391, 800782, 1201173, 1601564, 2402346, 3203128, 4804692, 6406256, 9609384, 19218768]

約数ペア:

[(1, 19218768), (2, 9609384), (3, 6406256), (4, 4804692), (6, 3203128), (8, 2402346), (12, 1601564), (16, 1201173), (24, 800782), (48, 400391)]