20647626

素因数分解:

$2^1\times 3^1\times {\mathrm{1319}}^1\times {\mathrm{2609}}^1$

素因数の和:3933

約数の個数: 16

約数和(自身を含む): 41342400

約数和(自身を除く): 20694774

約数列:

[1, 2, 3, 6, 1319, 2609, 2638, 3957, 5218, 7827, 7914, 15654, 3441271, 6882542, 10323813, 20647626]

約数ペア:

[(1, 20647626), (2, 10323813), (3, 6882542), (6, 3441271), (1319, 15654), (2609, 7914), (2638, 7827), (3957, 5218)]