18820638

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{8233}}^1$

素因数の和:8368

約数の個数: 24

約数和(自身を含む): 41104128

約数和(自身を除く): 22283490

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 8233, 16466, 24699, 49398, 74097, 148194, 1045591, 2091182, 3136773, 6273546, 9410319, 18820638]

約数ペア:

[(1, 18820638), (2, 9410319), (3, 6273546), (6, 3136773), (9, 2091182), (18, 1045591), (127, 148194), (254, 74097), (381, 49398), (762, 24699), (1143, 16466), (2286, 8233)]