19125951

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 29514240

約数和(自身を除く): 10388289

約数列:

[1, 3, 13, 19, 39, 53, 57, 159, 247, 487, 689, 741, 1007, 1461, 2067, 3021, 6331, 9253, 13091, 18993, 25811, 27759, 39273, 77433, 120289, 335543, 360867, 490409, 1006629, 1471227, 6375317, 19125951]

約数ペア:

[(1, 19125951), (3, 6375317), (13, 1471227), (19, 1006629), (39, 490409), (53, 360867), (57, 335543), (159, 120289), (247, 77433), (487, 39273), (689, 27759), (741, 25811), (1007, 18993), (1461, 13091), (2067, 9253), (3021, 6331)]