20457594

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26431}}^1$

素因数の和:26482

約数の個数: 24

約数和(自身を含む): 45357312

約数和(自身を除く): 24899718

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26431, 52862, 79293, 158586, 237879, 475758, 1136533, 2273066, 3409599, 6819198, 10228797, 20457594]

約数ペア:

[(1, 20457594), (2, 10228797), (3, 6819198), (6, 3409599), (9, 2273066), (18, 1136533), (43, 475758), (86, 237879), (129, 158586), (258, 79293), (387, 52862), (774, 26431)]