20869184

素因数分解:

$2^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1315

約数の個数: 56

約数和(自身を含む): 48646080

約数和(自身を除く): 27776896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 148, 224, 259, 296, 448, 518, 592, 1036, 1184, 1259, 2072, 2368, 2518, 4144, 5036, 8288, 8813, 10072, 16576, 17626, 20144, 35252, 40288, 46583, 70504, 80576, 93166, 141008, 186332, 282016, 326081, 372664, 564032, 652162, 745328, 1304324, 1490656, 2608648, 2981312, 5217296, 10434592, 20869184]

約数ペア:

[(1, 20869184), (2, 10434592), (4, 5217296), (7, 2981312), (8, 2608648), (14, 1490656), (16, 1304324), (28, 745328), (32, 652162), (37, 564032), (56, 372664), (64, 326081), (74, 282016), (112, 186332), (148, 141008), (224, 93166), (259, 80576), (296, 70504), (448, 46583), (518, 40288), (592, 35252), (1036, 20144), (1184, 17626), (1259, 16576), (2072, 10072), (2368, 8813), (2518, 8288), (4144, 5036)]