18481996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2557}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 35095760

約数和(自身を除く): 16613764

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 2557, 3614, 5114, 7228, 10228, 33241, 66482, 132964, 355423, 710846, 1421692, 4620499, 9240998, 18481996]

約数ペア:

[(1, 18481996), (2, 9240998), (4, 4620499), (13, 1421692), (26, 710846), (52, 355423), (139, 132964), (278, 66482), (556, 33241), (1807, 10228), (2557, 7228), (3614, 5114)]