19172395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{971}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 25194240

約数和(自身を除く): 6021845

約数列:

[1, 5, 11, 55, 359, 971, 1795, 3949, 4855, 10681, 19745, 53405, 348589, 1742945, 3834479, 19172395]

約数ペア:

[(1, 19172395), (5, 3834479), (11, 1742945), (55, 348589), (359, 53405), (971, 19745), (1795, 10681), (3949, 4855)]