20970804

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{11131}}^1$

素因数の和:11295

約数の個数: 24

約数和(自身を含む): 49247968

約数和(自身を除く): 28277164

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 11131, 22262, 33393, 44524, 66786, 133572, 1747567, 3495134, 5242701, 6990268, 10485402, 20970804]

約数ペア:

[(1, 20970804), (2, 10485402), (3, 6990268), (4, 5242701), (6, 3495134), (12, 1747567), (157, 133572), (314, 66786), (471, 44524), (628, 33393), (942, 22262), (1884, 11131)]