20256265

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1427}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 25909632

約数和(自身を除く): 5653367

約数列:

[1, 5, 17, 85, 167, 835, 1427, 2839, 7135, 14195, 24259, 121295, 238309, 1191545, 4051253, 20256265]

約数ペア:

[(1, 20256265), (5, 4051253), (17, 1191545), (85, 238309), (167, 121295), (835, 24259), (1427, 14195), (2839, 7135)]