18080001

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4597}}^1$

素因数の和:4645

約数の個数: 24

約数和(自身を含む): 28691520

約数和(自身を除く): 10611519

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 4597, 13791, 41373, 87343, 105731, 262029, 317193, 786087, 951579, 2008889, 6026667, 18080001]

約数ペア:

[(1, 18080001), (3, 6026667), (9, 2008889), (19, 951579), (23, 786087), (57, 317193), (69, 262029), (171, 105731), (207, 87343), (437, 41373), (1311, 13791), (3933, 4597)]