18888931648

素因数分解:

$2^6\times {\mathrm{173}}^1\times {\mathrm{1706009}}^1$

素因数の和:1706194

約数の個数: 28

約数和(自身を含む): 37699408980

約数和(自身を除く): 18810477332

約数列:

[1, 2, 4, 8, 16, 32, 64, 173, 346, 692, 1384, 2768, 5536, 11072, 1706009, 3412018, 6824036, 13648072, 27296144, 54592288, 109184576, 295139557, 590279114, 1180558228, 2361116456, 4722232912, 9444465824, 18888931648]

約数ペア:

[(1, 18888931648), (2, 9444465824), (4, 4722232912), (8, 2361116456), (16, 1180558228), (32, 590279114), (64, 295139557), (173, 109184576), (346, 54592288), (692, 27296144), (1384, 13648072), (2768, 6824036), (5536, 3412018), (11072, 1706009)]