20456524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4793}}^1$

素因数の和:4905

約数の個数: 24

約数和(自身を含む): 39464208

約数和(自身を除く): 19007684

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 4793, 9586, 19172, 52723, 105446, 210892, 464921, 929842, 1859684, 5114131, 10228262, 20456524]

約数ペア:

[(1, 20456524), (2, 10228262), (4, 5114131), (11, 1859684), (22, 929842), (44, 464921), (97, 210892), (194, 105446), (388, 52723), (1067, 19172), (2134, 9586), (4268, 4793)]