28550216

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{19717}}^1$

素因数の和:19904

約数の個数: 16

約数和(自身を含む): 53830140

約数和(自身を除く): 25279924

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 19717, 39434, 78868, 157736, 3568777, 7137554, 14275108, 28550216]

約数ペア:

[(1, 28550216), (2, 14275108), (4, 7137554), (8, 3568777), (181, 157736), (362, 78868), (724, 39434), (1448, 19717)]