28550128

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{15791}}^1$

素因数の和:15912

約数の個数: 20

約数和(自身を含む): 55808928

約数和(自身を除く): 27258800

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 15791, 31582, 63164, 126328, 252656, 1784383, 3568766, 7137532, 14275064, 28550128]

約数ペア:

[(1, 28550128), (2, 14275064), (4, 7137532), (8, 3568766), (16, 1784383), (113, 252656), (226, 126328), (452, 63164), (904, 31582), (1808, 15791)]