19974031

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15259}}^1$

素因数の和:15294

約数の個数: 16

約数和(自身を含む): 26369280

約数和(自身を除く): 6395249

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 15259, 106813, 167849, 259403, 1174943, 1815821, 2853433, 19974031]

約数ペア:

[(1, 19974031), (7, 2853433), (11, 1815821), (17, 1174943), (77, 259403), (119, 167849), (187, 106813), (1309, 15259)]