12438008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 27561600

約数和(自身を除く): 15123592

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 43, 44, 76, 86, 88, 152, 172, 173, 209, 344, 346, 418, 473, 692, 817, 836, 946, 1384, 1634, 1672, 1892, 1903, 3268, 3287, 3784, 3806, 6536, 6574, 7439, 7612, 8987, 13148, 14878, 15224, 17974, 26296, 29756, 35948, 36157, 59512, 71896, 72314, 81829, 141341, 144628, 163658, 282682, 289256, 327316, 565364, 654632, 1130728, 1554751, 3109502, 6219004, 12438008]

約数ペア:

[(1, 12438008), (2, 6219004), (4, 3109502), (8, 1554751), (11, 1130728), (19, 654632), (22, 565364), (38, 327316), (43, 289256), (44, 282682), (76, 163658), (86, 144628), (88, 141341), (152, 81829), (172, 72314), (173, 71896), (209, 59512), (344, 36157), (346, 35948), (418, 29756), (473, 26296), (692, 17974), (817, 15224), (836, 14878), (946, 13148), (1384, 8987), (1634, 7612), (1672, 7439), (1892, 6574), (1903, 6536), (3268, 3806), (3287, 3784)]