19286432

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:342

約数の個数: 72

約数和(自身を含む): 44341668

約数和(自身を除く): 25055236

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 121, 136, 176, 187, 242, 272, 293, 352, 374, 484, 544, 586, 748, 968, 1172, 1496, 1936, 2057, 2344, 2992, 3223, 3872, 4114, 4688, 4981, 5984, 6446, 8228, 9376, 9962, 12892, 16456, 19924, 25784, 32912, 35453, 39848, 51568, 54791, 65824, 70906, 79696, 103136, 109582, 141812, 159392, 219164, 283624, 438328, 567248, 602701, 876656, 1134496, 1205402, 1753312, 2410804, 4821608, 9643216, 19286432]

約数ペア:

[(1, 19286432), (2, 9643216), (4, 4821608), (8, 2410804), (11, 1753312), (16, 1205402), (17, 1134496), (22, 876656), (32, 602701), (34, 567248), (44, 438328), (68, 283624), (88, 219164), (121, 159392), (136, 141812), (176, 109582), (187, 103136), (242, 79696), (272, 70906), (293, 65824), (352, 54791), (374, 51568), (484, 39848), (544, 35453), (586, 32912), (748, 25784), (968, 19924), (1172, 16456), (1496, 12892), (1936, 9962), (2057, 9376), (2344, 8228), (2992, 6446), (3223, 5984), (3872, 4981), (4114, 4688)]