1965945985

素因数分解:

$5^1\times {\mathrm{227}}^1\times {\mathrm{397}}^1\times {\mathrm{4363}}^1$

素因数の和:4992

約数の個数: 16

約数和(自身を含む): 2376040896

約数和(自身を除く): 410094911

約数列:

[1, 5, 227, 397, 1135, 1985, 4363, 21815, 90119, 450595, 990401, 1732111, 4952005, 8660555, 393189197, 1965945985]

約数ペア:

[(1, 1965945985), (5, 393189197), (227, 8660555), (397, 4952005), (1135, 1732111), (1985, 990401), (4363, 450595), (21815, 90119)]