1816962592

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{21647}}^1$

素因数の和:21761

約数の個数: 48

約数和(自身を含む): 3720511872

約数和(自身を除く): 1903549280

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1376, 1952, 2623, 5246, 10492, 20984, 21647, 41968, 43294, 83936, 86588, 173176, 346352, 692704, 930821, 1320467, 1861642, 2640934, 3723284, 5281868, 7446568, 10563736, 14893136, 21127472, 29786272, 42254944, 56780081, 113560162, 227120324, 454240648, 908481296, 1816962592]

約数ペア:

[(1, 1816962592), (2, 908481296), (4, 454240648), (8, 227120324), (16, 113560162), (32, 56780081), (43, 42254944), (61, 29786272), (86, 21127472), (122, 14893136), (172, 10563736), (244, 7446568), (344, 5281868), (488, 3723284), (688, 2640934), (976, 1861642), (1376, 1320467), (1952, 930821), (2623, 692704), (5246, 346352), (10492, 173176), (20984, 86588), (21647, 83936), (41968, 43294)]