19005325

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 24641280

約数和(自身を除く): 5635955

約数列:

[1, 5, 25, 31, 137, 155, 179, 685, 775, 895, 3425, 4247, 4475, 5549, 21235, 24523, 27745, 106175, 122615, 138725, 613075, 760213, 3801065, 19005325]

約数ペア:

[(1, 19005325), (5, 3801065), (25, 760213), (31, 613075), (137, 138725), (155, 122615), (179, 106175), (685, 27745), (775, 24523), (895, 21235), (3425, 5549), (4247, 4475)]