19039216

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 46425600

約数和(自身を除く): 27386384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 389, 437, 532, 644, 778, 874, 1064, 1288, 1556, 1748, 2128, 2576, 2723, 3059, 3112, 3496, 5446, 6118, 6224, 6992, 7391, 8947, 10892, 12236, 14782, 17894, 21784, 24472, 29564, 35788, 43568, 48944, 51737, 59128, 62629, 71576, 103474, 118256, 125258, 143152, 169993, 206948, 250516, 339986, 413896, 501032, 679972, 827792, 1002064, 1189951, 1359944, 2379902, 2719888, 4759804, 9519608, 19039216]

約数ペア:

[(1, 19039216), (2, 9519608), (4, 4759804), (7, 2719888), (8, 2379902), (14, 1359944), (16, 1189951), (19, 1002064), (23, 827792), (28, 679972), (38, 501032), (46, 413896), (56, 339986), (76, 250516), (92, 206948), (112, 169993), (133, 143152), (152, 125258), (161, 118256), (184, 103474), (266, 71576), (304, 62629), (322, 59128), (368, 51737), (389, 48944), (437, 43568), (532, 35788), (644, 29564), (778, 24472), (874, 21784), (1064, 17894), (1288, 14782), (1556, 12236), (1748, 10892), (2128, 8947), (2576, 7391), (2723, 6992), (3059, 6224), (3112, 6118), (3496, 5446)]