18978297

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{829}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 27330240

約数和(自身を除く): 8351943

約数列:

[1, 3, 13, 39, 587, 829, 1761, 2487, 7631, 10777, 22893, 32331, 486623, 1459869, 6326099, 18978297]

約数ペア:

[(1, 18978297), (3, 6326099), (13, 1459869), (39, 486623), (587, 32331), (829, 22893), (1761, 10777), (2487, 7631)]