20641502

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86729}}^1$

素因数の和:86755

約数の個数: 16

約数和(自身を含む): 37467360

約数和(自身を除く): 16825858

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86729, 173458, 607103, 1214206, 1474393, 2948786, 10320751, 20641502]

約数ペア:

[(1, 20641502), (2, 10320751), (7, 2948786), (14, 1474393), (17, 1214206), (34, 607103), (119, 173458), (238, 86729)]