20896194

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 48153600

約数和(自身を除く): 27257406

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 43, 66, 74, 86, 111, 129, 199, 222, 258, 398, 407, 473, 597, 814, 946, 1194, 1221, 1419, 1591, 2189, 2442, 2838, 3182, 4378, 4773, 6567, 7363, 8557, 9546, 13134, 14726, 17114, 17501, 22089, 25671, 35002, 44178, 51342, 52503, 80993, 94127, 105006, 161986, 188254, 242979, 282381, 316609, 485958, 564762, 633218, 949827, 1899654, 3482699, 6965398, 10448097, 20896194]

約数ペア:

[(1, 20896194), (2, 10448097), (3, 6965398), (6, 3482699), (11, 1899654), (22, 949827), (33, 633218), (37, 564762), (43, 485958), (66, 316609), (74, 282381), (86, 242979), (111, 188254), (129, 161986), (199, 105006), (222, 94127), (258, 80993), (398, 52503), (407, 51342), (473, 44178), (597, 35002), (814, 25671), (946, 22089), (1194, 17501), (1221, 17114), (1419, 14726), (1591, 13134), (2189, 9546), (2442, 8557), (2838, 7363), (3182, 6567), (4378, 4773)]