20546504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1567}}^1$

素因数の和:1733

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 21789496

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1567, 1639, 3134, 3278, 6268, 6556, 12536, 13112, 17237, 34474, 68948, 137896, 233483, 466966, 933932, 1867864, 2568313, 5136626, 10273252, 20546504]

約数ペア:

[(1, 20546504), (2, 10273252), (4, 5136626), (8, 2568313), (11, 1867864), (22, 933932), (44, 466966), (88, 233483), (149, 137896), (298, 68948), (596, 34474), (1192, 17237), (1567, 13112), (1639, 12536), (3134, 6556), (3278, 6268)]