20302179

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1097}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 28108800

約数和(自身を除く): 7806621

約数列:

[1, 3, 31, 93, 199, 597, 1097, 3291, 6169, 18507, 34007, 102021, 218303, 654909, 6767393, 20302179]

約数ペア:

[(1, 20302179), (3, 6767393), (31, 654909), (93, 218303), (199, 102021), (597, 34007), (1097, 18507), (3291, 6169)]