19656842

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2437}}^1$

素因数の和:2585

約数の個数: 16

約数和(自身を含む): 30572520

約数和(自身を除く): 10915678

約数列:

[1, 2, 37, 74, 109, 218, 2437, 4033, 4874, 8066, 90169, 180338, 265633, 531266, 9828421, 19656842]

約数ペア:

[(1, 19656842), (2, 9828421), (37, 531266), (74, 265633), (109, 180338), (218, 90169), (2437, 8066), (4033, 4874)]