18919128

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5021}}^1$

素因数の和:5187

約数の個数: 32

約数和(自身を含む): 47608560

約数和(自身を除く): 28689432

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 5021, 10042, 15063, 20084, 30126, 40168, 60252, 120504, 788297, 1576594, 2364891, 3153188, 4729782, 6306376, 9459564, 18919128]

約数ペア:

[(1, 18919128), (2, 9459564), (3, 6306376), (4, 4729782), (6, 3153188), (8, 2364891), (12, 1576594), (24, 788297), (157, 120504), (314, 60252), (471, 40168), (628, 30126), (942, 20084), (1256, 15063), (1884, 10042), (3768, 5021)]