18640623

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1811}}^1$

素因数の和:1934

約数の個数: 16

約数和(自身を含む): 25744896

約数和(自身を除く): 7104273

約数列:

[1, 3, 47, 73, 141, 219, 1811, 3431, 5433, 10293, 85117, 132203, 255351, 396609, 6213541, 18640623]

約数ペア:

[(1, 18640623), (3, 6213541), (47, 396609), (73, 255351), (141, 132203), (219, 85117), (1811, 10293), (3431, 5433)]