385743388

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{19717}}^1$

素因数の和:19861

約数の個数: 24

約数和(自身を含む): 694546832

約数和(自身を除く): 308803444

約数列:

[1, 2, 4, 67, 73, 134, 146, 268, 292, 4891, 9782, 19564, 19717, 39434, 78868, 1321039, 1439341, 2642078, 2878682, 5284156, 5757364, 96435847, 192871694, 385743388]

約数ペア:

[(1, 385743388), (2, 192871694), (4, 96435847), (67, 5757364), (73, 5284156), (134, 2878682), (146, 2642078), (268, 1439341), (292, 1321039), (4891, 78868), (9782, 39434), (19564, 19717)]