20276235

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1091}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 40884480

約数和(自身を除く): 20608245

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 59, 63, 105, 177, 295, 315, 413, 531, 885, 1091, 1239, 2065, 2655, 3273, 3717, 5455, 6195, 7637, 9819, 16365, 18585, 22911, 38185, 49095, 64369, 68733, 114555, 193107, 321845, 343665, 450583, 579321, 965535, 1351749, 2252915, 2896605, 4055247, 6758745, 20276235]

約数ペア:

[(1, 20276235), (3, 6758745), (5, 4055247), (7, 2896605), (9, 2252915), (15, 1351749), (21, 965535), (35, 579321), (45, 450583), (59, 343665), (63, 321845), (105, 193107), (177, 114555), (295, 68733), (315, 64369), (413, 49095), (531, 38185), (885, 22911), (1091, 18585), (1239, 16365), (2065, 9819), (2655, 7637), (3273, 6195), (3717, 5455)]