20382602

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2663}}^1$

素因数の和:2797

約数の個数: 16

約数和(自身を含む): 31648320

約数和(自身を除く): 11265718

約数列:

[1, 2, 43, 86, 89, 178, 2663, 3827, 5326, 7654, 114509, 229018, 237007, 474014, 10191301, 20382602]

約数ペア:

[(1, 20382602), (2, 10191301), (43, 474014), (86, 237007), (89, 229018), (178, 114509), (2663, 7654), (3827, 5326)]