19888572

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8863}}^1$

素因数の和:8898

約数の個数: 48

約数和(自身を含む): 53609472

約数和(自身を除く): 33720900

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 1122, 2244, 8863, 17726, 26589, 35452, 53178, 97493, 106356, 150671, 194986, 292479, 301342, 389972, 452013, 584958, 602684, 904026, 1169916, 1657381, 1808052, 3314762, 4972143, 6629524, 9944286, 19888572]

約数ペア:

[(1, 19888572), (2, 9944286), (3, 6629524), (4, 4972143), (6, 3314762), (11, 1808052), (12, 1657381), (17, 1169916), (22, 904026), (33, 602684), (34, 584958), (44, 452013), (51, 389972), (66, 301342), (68, 292479), (102, 194986), (132, 150671), (187, 106356), (204, 97493), (374, 53178), (561, 35452), (748, 26589), (1122, 17726), (2244, 8863)]