207473968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{23197}}^1$

素因数の和:23261

約数の個数: 40

約数和(自身を含む): 442989008

約数和(自身を除く): 235515040

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 23197, 46394, 92788, 185576, 301561, 371152, 603122, 997471, 1206244, 1994942, 2412488, 3989884, 4824976, 7979768, 12967123, 15959536, 25934246, 51868492, 103736984, 207473968]

約数ペア:

[(1, 207473968), (2, 103736984), (4, 51868492), (8, 25934246), (13, 15959536), (16, 12967123), (26, 7979768), (43, 4824976), (52, 3989884), (86, 2412488), (104, 1994942), (172, 1206244), (208, 997471), (344, 603122), (559, 371152), (688, 301561), (1118, 185576), (2236, 92788), (4472, 46394), (8944, 23197)]