19787988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149909}}^1$

素因数の和:149927

約数の個数: 24

約数和(自身を含む): 50369760

約数和(自身を除く): 30581772

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 149909, 299818, 449727, 599636, 899454, 1648999, 1798908, 3297998, 4946997, 6595996, 9893994, 19787988]

約数ペア:

[(1, 19787988), (2, 9893994), (3, 6595996), (4, 4946997), (6, 3297998), (11, 1798908), (12, 1648999), (22, 899454), (33, 599636), (44, 449727), (66, 299818), (132, 149909)]