18714773

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^2$

素因数の和:110

約数の個数: 36

約数和(自身を含む): 25670112

約数和(自身を除く): 6955339

約数列:

[1, 7, 11, 17, 29, 77, 119, 187, 203, 289, 319, 493, 841, 1309, 2023, 2233, 3179, 3451, 5423, 5887, 8381, 9251, 14297, 22253, 37961, 58667, 64757, 92191, 100079, 157267, 243049, 645337, 1100869, 1701343, 2673539, 18714773]

約数ペア:

[(1, 18714773), (7, 2673539), (11, 1701343), (17, 1100869), (29, 645337), (77, 243049), (119, 157267), (187, 100079), (203, 92191), (289, 64757), (319, 58667), (493, 37961), (841, 22253), (1309, 14297), (2023, 9251), (2233, 8381), (3179, 5887), (3451, 5423)]