18494923

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 20160000

約数和(自身を除く): 1665077

約数列:

[1, 19, 47, 139, 149, 893, 2641, 2831, 6533, 7003, 20711, 124127, 133057, 393509, 973417, 18494923]

約数ペア:

[(1, 18494923), (19, 973417), (47, 393509), (139, 133057), (149, 124127), (893, 20711), (2641, 7003), (2831, 6533)]