19005377199

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1\times {\mathrm{137909}}^1$

素因数の和:138630

約数の個数: 16

約数和(自身を含む): 25737315840

約数和(自身を除く): 6731938641

約数列:

[1, 3, 71, 213, 647, 1941, 45937, 137811, 137909, 413727, 9791539, 29374617, 89227123, 267681369, 6335125733, 19005377199]

約数ペア:

[(1, 19005377199), (3, 6335125733), (71, 267681369), (213, 89227123), (647, 29374617), (1941, 9791539), (45937, 413727), (137811, 137909)]