16530836

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 37154880

約数和(自身を除く): 20624044

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 76, 92, 98, 133, 161, 193, 196, 266, 322, 386, 437, 532, 644, 772, 874, 931, 1127, 1351, 1748, 1862, 2254, 2702, 3059, 3667, 3724, 4439, 4508, 5404, 6118, 7334, 8878, 9457, 12236, 14668, 17756, 18914, 21413, 25669, 31073, 37828, 42826, 51338, 62146, 84341, 85652, 102676, 124292, 168682, 179683, 217511, 337364, 359366, 435022, 590387, 718732, 870044, 1180774, 2361548, 4132709, 8265418, 16530836]

約数ペア:

[(1, 16530836), (2, 8265418), (4, 4132709), (7, 2361548), (14, 1180774), (19, 870044), (23, 718732), (28, 590387), (38, 435022), (46, 359366), (49, 337364), (76, 217511), (92, 179683), (98, 168682), (133, 124292), (161, 102676), (193, 85652), (196, 84341), (266, 62146), (322, 51338), (386, 42826), (437, 37828), (532, 31073), (644, 25669), (772, 21413), (874, 18914), (931, 17756), (1127, 14668), (1351, 12236), (1748, 9457), (1862, 8878), (2254, 7334), (2702, 6118), (3059, 5404), (3667, 4508), (3724, 4439)]