642050656

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1543391}}^1$

素因数の和:1543414

約数の個数: 24

約数和(自身を含む): 1361271744

約数和(自身を除く): 719221088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1543391, 3086782, 6173564, 12347128, 20064083, 24694256, 40128166, 49388512, 80256332, 160512664, 321025328, 642050656]

約数ペア:

[(1, 642050656), (2, 321025328), (4, 160512664), (8, 80256332), (13, 49388512), (16, 40128166), (26, 24694256), (32, 20064083), (52, 12347128), (104, 6173564), (208, 3086782), (416, 1543391)]