18867288

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 53146800

約数和(自身を除く): 34279512

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 73, 88, 89, 121, 132, 146, 178, 219, 242, 264, 267, 292, 356, 363, 438, 484, 534, 584, 712, 726, 803, 876, 968, 979, 1068, 1452, 1606, 1752, 1958, 2136, 2409, 2904, 2937, 3212, 3916, 4818, 5874, 6424, 6497, 7832, 8833, 9636, 10769, 11748, 12994, 17666, 19272, 19491, 21538, 23496, 25988, 26499, 32307, 35332, 38982, 43076, 51976, 52998, 64614, 70664, 71467, 77964, 86152, 105996, 129228, 142934, 155928, 211992, 214401, 258456, 285868, 428802, 571736, 786137, 857604, 1572274, 1715208, 2358411, 3144548, 4716822, 6289096, 9433644, 18867288]

約数ペア:

[(1, 18867288), (2, 9433644), (3, 6289096), (4, 4716822), (6, 3144548), (8, 2358411), (11, 1715208), (12, 1572274), (22, 857604), (24, 786137), (33, 571736), (44, 428802), (66, 285868), (73, 258456), (88, 214401), (89, 211992), (121, 155928), (132, 142934), (146, 129228), (178, 105996), (219, 86152), (242, 77964), (264, 71467), (267, 70664), (292, 64614), (356, 52998), (363, 51976), (438, 43076), (484, 38982), (534, 35332), (584, 32307), (712, 26499), (726, 25988), (803, 23496), (876, 21538), (968, 19491), (979, 19272), (1068, 17666), (1452, 12994), (1606, 11748), (1752, 10769), (1958, 9636), (2136, 8833), (2409, 7832), (2904, 6497), (2937, 6424), (3212, 5874), (3916, 4818)]