19497021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{853}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 27464640

約数和(自身を除く): 7967619

約数列:

[1, 3, 19, 57, 401, 853, 1203, 2559, 7619, 16207, 22857, 48621, 342053, 1026159, 6499007, 19497021]

約数ペア:

[(1, 19497021), (3, 6499007), (19, 1026159), (57, 342053), (401, 48621), (853, 22857), (1203, 16207), (2559, 7619)]