1997521832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{13141591}}^1$

素因数の和:13141616

約数の個数: 16

約数和(自身を含む): 3942477600

約数和(自身を除く): 1944955768

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 13141591, 26283182, 52566364, 105132728, 249690229, 499380458, 998760916, 1997521832]

約数ペア:

[(1, 1997521832), (2, 998760916), (4, 499380458), (8, 249690229), (19, 105132728), (38, 52566364), (76, 26283182), (152, 13141591)]