18740414

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1667}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 35548416

約数和(自身を除く): 16808002

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 1667, 3334, 5621, 11242, 11669, 18337, 23338, 36674, 121691, 128359, 243382, 256718, 851837, 1338601, 1703674, 2677202, 9370207, 18740414]

約数ペア:

[(1, 18740414), (2, 9370207), (7, 2677202), (11, 1703674), (14, 1338601), (22, 851837), (73, 256718), (77, 243382), (146, 128359), (154, 121691), (511, 36674), (803, 23338), (1022, 18337), (1606, 11669), (1667, 11242), (3334, 5621)]