18902752

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:751

約数の個数: 48

約数和(自身を含む): 41150592

約数和(自身を除く): 22247840

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 647, 664, 913, 1294, 1328, 1826, 2588, 2656, 3652, 5176, 7117, 7304, 10352, 14234, 14608, 20704, 28468, 29216, 53701, 56936, 107402, 113872, 214804, 227744, 429608, 590711, 859216, 1181422, 1718432, 2362844, 4725688, 9451376, 18902752]

約数ペア:

[(1, 18902752), (2, 9451376), (4, 4725688), (8, 2362844), (11, 1718432), (16, 1181422), (22, 859216), (32, 590711), (44, 429608), (83, 227744), (88, 214804), (166, 113872), (176, 107402), (332, 56936), (352, 53701), (647, 29216), (664, 28468), (913, 20704), (1294, 14608), (1328, 14234), (1826, 10352), (2588, 7304), (2656, 7117), (3652, 5176)]