18640854

素因数分解:

$2^1\times 3^4\times {\mathrm{115067}}^1$

素因数の和:115081

約数の個数: 20

約数和(自身を含む): 41769684

約数和(自身を除く): 23128830

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 115067, 230134, 345201, 690402, 1035603, 2071206, 3106809, 6213618, 9320427, 18640854]

約数ペア:

[(1, 18640854), (2, 9320427), (3, 6213618), (6, 3106809), (9, 2071206), (18, 1035603), (27, 690402), (54, 345201), (81, 230134), (162, 115067)]