15691946656

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{17791}}^1$

素因数の和:18485

約数の個数: 48

約数和(自身を含む): 31663070208

約数和(自身を除く): 15971123552

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 641, 688, 1282, 1376, 2564, 5128, 10256, 17791, 20512, 27563, 35582, 55126, 71164, 110252, 142328, 220504, 284656, 441008, 569312, 765013, 882016, 1530026, 3060052, 6120104, 11404031, 12240208, 22808062, 24480416, 45616124, 91232248, 182464496, 364928992, 490373333, 980746666, 1961493332, 3922986664, 7845973328, 15691946656]

約数ペア:

[(1, 15691946656), (2, 7845973328), (4, 3922986664), (8, 1961493332), (16, 980746666), (32, 490373333), (43, 364928992), (86, 182464496), (172, 91232248), (344, 45616124), (641, 24480416), (688, 22808062), (1282, 12240208), (1376, 11404031), (2564, 6120104), (5128, 3060052), (10256, 1530026), (17791, 882016), (20512, 765013), (27563, 569312), (35582, 441008), (55126, 284656), (71164, 220504), (110252, 142328)]