28588144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137443}}^1$

素因数の和:137464

約数の個数: 20

約数和(自身を含む): 59650696

約数和(自身を除く): 31062552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 137443, 274886, 549772, 1099544, 1786759, 2199088, 3573518, 7147036, 14294072, 28588144]

約数ペア:

[(1, 28588144), (2, 14294072), (4, 7147036), (8, 3573518), (13, 2199088), (16, 1786759), (26, 1099544), (52, 549772), (104, 274886), (208, 137443)]