18144791

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 21960960

約数和(自身を除く): 3816169

約数列:

[1, 7, 19, 133, 227, 601, 1589, 4207, 4313, 11419, 30191, 79933, 136427, 954989, 2592113, 18144791]

約数ペア:

[(1, 18144791), (7, 2592113), (19, 954989), (133, 136427), (227, 79933), (601, 30191), (1589, 11419), (4207, 4313)]