18254616

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 47779680

約数和(自身を除く): 29525064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 61, 74, 111, 122, 148, 183, 222, 244, 296, 337, 366, 444, 488, 674, 732, 888, 1011, 1348, 1464, 2022, 2257, 2696, 4044, 4514, 6771, 8088, 9028, 12469, 13542, 18056, 20557, 24938, 27084, 37407, 41114, 49876, 54168, 61671, 74814, 82228, 99752, 123342, 149628, 164456, 246684, 299256, 493368, 760609, 1521218, 2281827, 3042436, 4563654, 6084872, 9127308, 18254616]

約数ペア:

[(1, 18254616), (2, 9127308), (3, 6084872), (4, 4563654), (6, 3042436), (8, 2281827), (12, 1521218), (24, 760609), (37, 493368), (61, 299256), (74, 246684), (111, 164456), (122, 149628), (148, 123342), (183, 99752), (222, 82228), (244, 74814), (296, 61671), (337, 54168), (366, 49876), (444, 41114), (488, 37407), (674, 27084), (732, 24938), (888, 20557), (1011, 18056), (1348, 13542), (1464, 12469), (2022, 9028), (2257, 8088), (2696, 6771), (4044, 4514)]