19050275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 24950784

約数和(自身を除く): 5900509

約数列:

[1, 5, 25, 31, 47, 155, 235, 523, 775, 1175, 1457, 2615, 7285, 13075, 16213, 24581, 36425, 81065, 122905, 405325, 614525, 762011, 3810055, 19050275]

約数ペア:

[(1, 19050275), (5, 3810055), (25, 762011), (31, 614525), (47, 405325), (155, 122905), (235, 81065), (523, 36425), (775, 24581), (1175, 16213), (1457, 13075), (2615, 7285)]