28421936

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26513}}^1$

素因数の和:26588

約数の個数: 20

約数和(自身を含む): 55891512

約数和(自身を除く): 27469576

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26513, 53026, 106052, 212104, 424208, 1776371, 3552742, 7105484, 14210968, 28421936]

約数ペア:

[(1, 28421936), (2, 14210968), (4, 7105484), (8, 3552742), (16, 1776371), (67, 424208), (134, 212104), (268, 106052), (536, 53026), (1072, 26513)]