18389236

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1459}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 33848640

約数和(自身を除く): 15459404

約数列:

[1, 2, 4, 23, 46, 92, 137, 274, 548, 1459, 2918, 3151, 5836, 6302, 12604, 33557, 67114, 134228, 199883, 399766, 799532, 4597309, 9194618, 18389236]

約数ペア:

[(1, 18389236), (2, 9194618), (4, 4597309), (23, 799532), (46, 399766), (92, 199883), (137, 134228), (274, 67114), (548, 33557), (1459, 12604), (2918, 6302), (3151, 5836)]