2539238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:911

約数の個数: 16

約数和(自身を含む): 4139520

約数和(自身を除く): 1600282

約数列:

[1, 2, 13, 26, 127, 254, 769, 1538, 1651, 3302, 9997, 19994, 97663, 195326, 1269619, 2539238]

約数ペア:

[(1, 2539238), (2, 1269619), (13, 195326), (26, 97663), (127, 19994), (254, 9997), (769, 3302), (1538, 1651)]