20172932488

素因数分解:

$2^3\times {\mathrm{227}}^1\times {\mathrm{1999}}^1\times {\mathrm{5557}}^1$

素因数の和:7789

約数の個数: 32

約数和(自身を含む): 38016720000

約数和(自身を除く): 17843787512

約数列:

[1, 2, 4, 8, 227, 454, 908, 1816, 1999, 3998, 5557, 7996, 11114, 15992, 22228, 44456, 453773, 907546, 1261439, 1815092, 2522878, 3630184, 5045756, 10091512, 11108443, 22216886, 44433772, 88867544, 2521616561, 5043233122, 10086466244, 20172932488]

約数ペア:

[(1, 20172932488), (2, 10086466244), (4, 5043233122), (8, 2521616561), (227, 88867544), (454, 44433772), (908, 22216886), (1816, 11108443), (1999, 10091512), (3998, 5045756), (5557, 3630184), (7996, 2522878), (11114, 1815092), (15992, 1261439), (22228, 907546), (44456, 453773)]