20191893617

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4897379}}^1$

素因数の和:4897436

約数の個数: 16

約数和(自身を含む): 25074585600

約数和(自身を除く): 4882691983

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 4897379, 34281653, 93050201, 151818749, 651351407, 1062731243, 2884556231, 20191893617]

約数ペア:

[(1, 20191893617), (7, 2884556231), (19, 1062731243), (31, 651351407), (133, 151818749), (217, 93050201), (589, 34281653), (4123, 4897379)]