2161036336

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{491}}^1\times {\mathrm{1979}}^1$

素因数の和:2617

約数の個数: 40

約数和(自身を含む): 4227854400

約数和(自身を除く): 2066818064

約数列:

[1, 2, 4, 8, 16, 139, 278, 491, 556, 982, 1112, 1964, 1979, 2224, 3928, 3958, 7856, 7916, 15832, 31664, 68249, 136498, 272996, 275081, 545992, 550162, 971689, 1091984, 1100324, 1943378, 2200648, 3886756, 4401296, 7773512, 15547024, 135064771, 270129542, 540259084, 1080518168, 2161036336]

約数ペア:

[(1, 2161036336), (2, 1080518168), (4, 540259084), (8, 270129542), (16, 135064771), (139, 15547024), (278, 7773512), (491, 4401296), (556, 3886756), (982, 2200648), (1112, 1943378), (1964, 1100324), (1979, 1091984), (2224, 971689), (3928, 550162), (3958, 545992), (7856, 275081), (7916, 272996), (15832, 136498), (31664, 68249)]