20149286988

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{53327}}^1$

素因数の和:53431

約数の個数: 72

約数和(自身を含む): 50421837312

約数和(自身を除く): 30272550324

約数列:

[1, 2, 3, 4, 6, 12, 23, 37, 46, 69, 74, 92, 111, 138, 148, 222, 276, 444, 851, 1369, 1702, 2553, 2738, 3404, 4107, 5106, 5476, 8214, 10212, 16428, 31487, 53327, 62974, 94461, 106654, 125948, 159981, 188922, 213308, 319962, 377844, 639924, 1226521, 1973099, 2453042, 3679563, 3946198, 4906084, 5919297, 7359126, 7892396, 11838594, 14718252, 23677188, 45381277, 73004663, 90762554, 136143831, 146009326, 181525108, 219013989, 272287662, 292018652, 438027978, 544575324, 876055956, 1679107249, 3358214498, 5037321747, 6716428996, 10074643494, 20149286988]

約数ペア:

[(1, 20149286988), (2, 10074643494), (3, 6716428996), (4, 5037321747), (6, 3358214498), (12, 1679107249), (23, 876055956), (37, 544575324), (46, 438027978), (69, 292018652), (74, 272287662), (92, 219013989), (111, 181525108), (138, 146009326), (148, 136143831), (222, 90762554), (276, 73004663), (444, 45381277), (851, 23677188), (1369, 14718252), (1702, 11838594), (2553, 7892396), (2738, 7359126), (3404, 5919297), (4107, 4906084), (5106, 3946198), (5476, 3679563), (8214, 2453042), (10212, 1973099), (16428, 1226521), (31487, 639924), (53327, 377844), (62974, 319962), (94461, 213308), (106654, 188922), (125948, 159981)]