20181214376

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1225183}}^1$

素因数の和:1225289

約数の個数: 32

約数和(自身を含む): 39695961600

約数和(自身を除く): 19514747224

約数列:

[1, 2, 4, 8, 29, 58, 71, 116, 142, 232, 284, 568, 2059, 4118, 8236, 16472, 1225183, 2450366, 4900732, 9801464, 35530307, 71060614, 86987993, 142121228, 173975986, 284242456, 347951972, 695903944, 2522651797, 5045303594, 10090607188, 20181214376]

約数ペア:

[(1, 20181214376), (2, 10090607188), (4, 5045303594), (8, 2522651797), (29, 695903944), (58, 347951972), (71, 284242456), (116, 173975986), (142, 142121228), (232, 86987993), (284, 71060614), (568, 35530307), (2059, 9801464), (4118, 4900732), (8236, 2450366), (16472, 1225183)]