19897548

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8867}}^1$

素因数の和:8902

約数の個数: 48

約数和(自身を含む): 53633664

約数和(自身を除く): 33736116

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, 8867, 17734, 26601, 35468, 53202, 97537, 106404, 150739, 195074, 292611, 301478, 390148, 452217, 585222, 602956, 904434, 1170444, 1658129, 1808868, 3316258, 4974387, 6632516, 9948774, 19897548]

約数ペア:

[(1, 19897548), (2, 9948774), (3, 6632516), (4, 4974387), (6, 3316258), (11, 1808868), (12, 1658129), (17, 1170444), (22, 904434), (33, 602956), (34, 585222), (44, 452217), (51, 390148), (66, 301478), (68, 292611), (102, 195074), (132, 150739), (187, 106404), (204, 97537), (374, 53202), (561, 35468), (748, 26601), (1122, 17734), (2244, 8867)]