17948659519

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{1303}}^1\times {\mathrm{20287}}^1$

素因数の和:21694

約数の個数: 16

約数和(自身を含む): 20741152768

約数和(自身を除く): 2792493249

約数列:

[1, 7, 97, 679, 1303, 9121, 20287, 126391, 142009, 884737, 1967839, 13774873, 26433961, 185037727, 2564094217, 17948659519]

約数ペア:

[(1, 17948659519), (7, 2564094217), (97, 185037727), (679, 26433961), (1303, 13774873), (9121, 1967839), (20287, 884737), (126391, 142009)]