20998296

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26513}}^1$

素因数の和:26536

約数の個数: 48

約数和(自身を含む): 62042760

約数和(自身を除く): 41044464

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26513, 53026, 79539, 106052, 159078, 212104, 238617, 291643, 318156, 477234, 583286, 636312, 874929, 954468, 1166572, 1749858, 1908936, 2333144, 2624787, 3499716, 5249574, 6999432, 10499148, 20998296]

約数ペア:

[(1, 20998296), (2, 10499148), (3, 6999432), (4, 5249574), (6, 3499716), (8, 2624787), (9, 2333144), (11, 1908936), (12, 1749858), (18, 1166572), (22, 954468), (24, 874929), (33, 636312), (36, 583286), (44, 477234), (66, 318156), (72, 291643), (88, 238617), (99, 212104), (132, 159078), (198, 106052), (264, 79539), (396, 53026), (792, 26513)]