17919734

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 33715968

約数和(自身を除く): 15796234

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 103, 119, 206, 238, 289, 301, 578, 602, 721, 731, 1442, 1462, 1751, 2023, 3502, 4046, 4429, 5117, 8858, 10234, 12257, 12427, 24514, 24854, 29767, 31003, 59534, 62006, 75293, 86989, 150586, 173978, 208369, 416738, 527051, 1054102, 1279981, 2559962, 8959867, 17919734]

約数ペア:

[(1, 17919734), (2, 8959867), (7, 2559962), (14, 1279981), (17, 1054102), (34, 527051), (43, 416738), (86, 208369), (103, 173978), (119, 150586), (206, 86989), (238, 75293), (289, 62006), (301, 59534), (578, 31003), (602, 29767), (721, 24854), (731, 24514), (1442, 12427), (1462, 12257), (1751, 10234), (2023, 8858), (3502, 5117), (4046, 4429)]