19158555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5171}}^1$

素因数の和:5211

約数の個数: 32

約数和(自身を含む): 34755840

約数和(自身を除く): 15597285

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5171, 15513, 25855, 67223, 77565, 98249, 201669, 294747, 336115, 491245, 1008345, 1277237, 1473735, 3831711, 6386185, 19158555]

約数ペア:

[(1, 19158555), (3, 6386185), (5, 3831711), (13, 1473735), (15, 1277237), (19, 1008345), (39, 491245), (57, 336115), (65, 294747), (95, 201669), (195, 98249), (247, 77565), (285, 67223), (741, 25855), (1235, 15513), (3705, 5171)]