17820993

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10781}}^1$

素因数の和:10832

約数の個数: 16

約数和(自身を含む): 25876800

約数和(自身を除く): 8055807

約数列:

[1, 3, 19, 29, 57, 87, 551, 1653, 10781, 32343, 204839, 312649, 614517, 937947, 5940331, 17820993]

約数ペア:

[(1, 17820993), (3, 5940331), (19, 937947), (29, 614517), (57, 312649), (87, 204839), (551, 32343), (1653, 10781)]