16555428

素因数分解:

$2^2\times 3^4\times {\mathrm{37}}^1\times {\mathrm{1381}}^1$

素因数の和:1434

約数の個数: 60

約数和(自身を含む): 44481052

約数和(自身を除く): 27925624

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 324, 333, 444, 666, 999, 1332, 1381, 1998, 2762, 2997, 3996, 4143, 5524, 5994, 8286, 11988, 12429, 16572, 24858, 37287, 49716, 51097, 74574, 102194, 111861, 149148, 153291, 204388, 223722, 306582, 447444, 459873, 613164, 919746, 1379619, 1839492, 2759238, 4138857, 5518476, 8277714, 16555428]

約数ペア:

[(1, 16555428), (2, 8277714), (3, 5518476), (4, 4138857), (6, 2759238), (9, 1839492), (12, 1379619), (18, 919746), (27, 613164), (36, 459873), (37, 447444), (54, 306582), (74, 223722), (81, 204388), (108, 153291), (111, 149148), (148, 111861), (162, 102194), (222, 74574), (324, 51097), (333, 49716), (444, 37287), (666, 24858), (999, 16572), (1332, 12429), (1381, 11988), (1998, 8286), (2762, 5994), (2997, 5524), (3996, 4143)]