19648185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 13944135

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 971, 1065, 1349, 2913, 4047, 4855, 6745, 14565, 18449, 20235, 55347, 68941, 92245, 206823, 276735, 344705, 1034115, 1309879, 3929637, 6549395, 19648185]

約数ペア:

[(1, 19648185), (3, 6549395), (5, 3929637), (15, 1309879), (19, 1034115), (57, 344705), (71, 276735), (95, 206823), (213, 92245), (285, 68941), (355, 55347), (971, 20235), (1065, 18449), (1349, 14565), (2913, 6745), (4047, 4855)]