16419520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3947}}^1$

素因数の和:3977

約数の個数: 56

約数和(自身を含む): 42117264

約数和(自身を除く): 25697744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 3947, 4160, 7894, 15788, 19735, 31576, 39470, 51311, 63152, 78940, 102622, 126304, 157880, 205244, 252608, 256555, 315760, 410488, 513110, 631520, 820976, 1026220, 1263040, 1641952, 2052440, 3283904, 4104880, 8209760, 16419520]

約数ペア:

[(1, 16419520), (2, 8209760), (4, 4104880), (5, 3283904), (8, 2052440), (10, 1641952), (13, 1263040), (16, 1026220), (20, 820976), (26, 631520), (32, 513110), (40, 410488), (52, 315760), (64, 256555), (65, 252608), (80, 205244), (104, 157880), (130, 126304), (160, 102622), (208, 78940), (260, 63152), (320, 51311), (416, 39470), (520, 31576), (832, 19735), (1040, 15788), (2080, 7894), (3947, 4160)]