28106012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1609}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 53825520

約数和(自身を除く): 25719508

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 1609, 3218, 4367, 6436, 8734, 17468, 17699, 35398, 70796, 638773, 1277546, 2555092, 7026503, 14053006, 28106012]

約数ペア:

[(1, 28106012), (2, 14053006), (4, 7026503), (11, 2555092), (22, 1277546), (44, 638773), (397, 70796), (794, 35398), (1588, 17699), (1609, 17468), (3218, 8734), (4367, 6436)]