20545504

素因数分解:

$2^5\times 7^2\times {\mathrm{13103}}^1$

素因数の和:13127

約数の個数: 36

約数和(自身を含む): 47056464

約数和(自身を除く): 26510960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13103, 26206, 52412, 91721, 104824, 183442, 209648, 366884, 419296, 642047, 733768, 1284094, 1467536, 2568188, 2935072, 5136376, 10272752, 20545504]

約数ペア:

[(1, 20545504), (2, 10272752), (4, 5136376), (7, 2935072), (8, 2568188), (14, 1467536), (16, 1284094), (28, 733768), (32, 642047), (49, 419296), (56, 366884), (98, 209648), (112, 183442), (196, 104824), (224, 91721), (392, 52412), (784, 26206), (1568, 13103)]