16720266

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{146669}}^1$

素因数の和:146693

約数の個数: 16

約数和(自身を含む): 35200800

約数和(自身を除く): 18480534

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 146669, 293338, 440007, 880014, 2786711, 5573422, 8360133, 16720266]

約数ペア:

[(1, 16720266), (2, 8360133), (3, 5573422), (6, 2786711), (19, 880014), (38, 440007), (57, 293338), (114, 146669)]