19766992

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1368

約数の個数: 60

約数和(自身を含む): 46931520

約数和(自身を除く): 27164528

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1327, 1862, 2128, 2654, 3724, 5308, 7448, 9289, 10616, 14896, 18578, 21232, 25213, 37156, 50426, 65023, 74312, 100852, 130046, 148624, 176491, 201704, 260092, 352982, 403408, 520184, 705964, 1040368, 1235437, 1411928, 2470874, 2823856, 4941748, 9883496, 19766992]

約数ペア:

[(1, 19766992), (2, 9883496), (4, 4941748), (7, 2823856), (8, 2470874), (14, 1411928), (16, 1235437), (19, 1040368), (28, 705964), (38, 520184), (49, 403408), (56, 352982), (76, 260092), (98, 201704), (112, 176491), (133, 148624), (152, 130046), (196, 100852), (266, 74312), (304, 65023), (392, 50426), (532, 37156), (784, 25213), (931, 21232), (1064, 18578), (1327, 14896), (1862, 10616), (2128, 9289), (2654, 7448), (3724, 5308)]