20181255992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1981663}}^1$

素因数の和:1981755

約数の個数: 32

約数和(自身を含む): 40425945600

約数和(自身を除く): 20244689608

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 2546, 5092, 10184, 1981663, 3963326, 7926652, 15853304, 37651597, 75303194, 132771421, 150606388, 265542842, 301212776, 531085684, 1062171368, 2522656999, 5045313998, 10090627996, 20181255992]

約数ペア:

[(1, 20181255992), (2, 10090627996), (4, 5045313998), (8, 2522656999), (19, 1062171368), (38, 531085684), (67, 301212776), (76, 265542842), (134, 150606388), (152, 132771421), (268, 75303194), (536, 37651597), (1273, 15853304), (2546, 7926652), (5092, 3963326), (10184, 1981663)]