208417814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 347832576

約数和(自身を除く): 139414762

約数列:

[1, 2, 11, 22, 83, 157, 166, 314, 727, 913, 1454, 1727, 1826, 3454, 7997, 13031, 15994, 26062, 60341, 114139, 120682, 143341, 228278, 286682, 663751, 1255529, 1327502, 2511058, 9473537, 18947074, 104208907, 208417814]

約数ペア:

[(1, 208417814), (2, 104208907), (11, 18947074), (22, 9473537), (83, 2511058), (157, 1327502), (166, 1255529), (314, 663751), (727, 286682), (913, 228278), (1454, 143341), (1727, 120682), (1826, 114139), (3454, 60341), (7997, 26062), (13031, 15994)]