19214525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:781

約数の個数: 24

約数和(自身を含む): 26275104

約数和(自身を除く): 7060579

約数列:

[1, 5, 11, 25, 55, 107, 275, 535, 653, 1177, 2675, 3265, 5885, 7183, 16325, 29425, 35915, 69871, 179575, 349355, 768581, 1746775, 3842905, 19214525]

約数ペア:

[(1, 19214525), (5, 3842905), (11, 1746775), (25, 768581), (55, 349355), (107, 179575), (275, 69871), (535, 35915), (653, 29425), (1177, 16325), (2675, 7183), (3265, 5885)]