19938504

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{11701}}^1$

素因数の和:11781

約数の個数: 32

約数和(自身を含む): 50552640

約数和(自身を除く): 30614136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 11701, 23402, 35103, 46804, 70206, 93608, 140412, 280824, 830771, 1661542, 2492313, 3323084, 4984626, 6646168, 9969252, 19938504]

約数ペア:

[(1, 19938504), (2, 9969252), (3, 6646168), (4, 4984626), (6, 3323084), (8, 2492313), (12, 1661542), (24, 830771), (71, 280824), (142, 140412), (213, 93608), (284, 70206), (426, 46804), (568, 35103), (852, 23402), (1704, 11701)]