20155472896

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{3109}}^1$

素因数の和:3629

約数の個数: 88

約数和(自身を含む): 43493673440

約数和(自身を除く): 23338200544

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 487, 512, 832, 974, 1024, 1664, 1948, 3109, 3328, 3896, 6218, 6331, 6656, 7792, 12436, 12662, 13312, 15584, 24872, 25324, 31168, 40417, 49744, 50648, 62336, 80834, 99488, 101296, 124672, 161668, 198976, 202592, 249344, 323336, 397952, 405184, 498688, 646672, 795904, 810368, 1293344, 1514083, 1591808, 1620736, 2586688, 3028166, 3183616, 3241472, 5173376, 6056332, 6482944, 10346752, 12112664, 19683079, 20693504, 24225328, 39366158, 41387008, 48450656, 78732316, 96901312, 157464632, 193802624, 314929264, 387605248, 629858528, 775210496, 1259717056, 1550420992, 2519434112, 5038868224, 10077736448, 20155472896]

約数ペア:

[(1, 20155472896), (2, 10077736448), (4, 5038868224), (8, 2519434112), (13, 1550420992), (16, 1259717056), (26, 775210496), (32, 629858528), (52, 387605248), (64, 314929264), (104, 193802624), (128, 157464632), (208, 96901312), (256, 78732316), (416, 48450656), (487, 41387008), (512, 39366158), (832, 24225328), (974, 20693504), (1024, 19683079), (1664, 12112664), (1948, 10346752), (3109, 6482944), (3328, 6056332), (3896, 5173376), (6218, 3241472), (6331, 3183616), (6656, 3028166), (7792, 2586688), (12436, 1620736), (12662, 1591808), (13312, 1514083), (15584, 1293344), (24872, 810368), (25324, 795904), (31168, 646672), (40417, 498688), (49744, 405184), (50648, 397952), (62336, 323336), (80834, 249344), (99488, 202592), (101296, 198976), (124672, 161668)]