2011804888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1228

約数の個数: 64

約数和(自身を含む): 4078667520

約数和(自身を除く): 2066862632

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 281, 488, 562, 863, 1037, 1124, 1726, 2074, 2248, 3452, 4148, 4777, 6904, 8296, 9554, 14671, 17141, 19108, 29342, 34282, 38216, 52643, 58684, 68564, 105286, 117368, 137128, 210572, 242503, 291397, 421144, 485006, 582794, 894931, 970012, 1165588, 1789862, 1940024, 2331176, 3579724, 4122551, 7159448, 8245102, 14792683, 16490204, 29585366, 32980408, 59170732, 118341464, 251475611, 502951222, 1005902444, 2011804888]

約数ペア:

[(1, 2011804888), (2, 1005902444), (4, 502951222), (8, 251475611), (17, 118341464), (34, 59170732), (61, 32980408), (68, 29585366), (122, 16490204), (136, 14792683), (244, 8245102), (281, 7159448), (488, 4122551), (562, 3579724), (863, 2331176), (1037, 1940024), (1124, 1789862), (1726, 1165588), (2074, 970012), (2248, 894931), (3452, 582794), (4148, 485006), (4777, 421144), (6904, 291397), (8296, 242503), (9554, 210572), (14671, 137128), (17141, 117368), (19108, 105286), (29342, 68564), (34282, 58684), (38216, 52643)]