2181988816

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89779}}^1$

素因数の和:89832

約数の個数: 60

約数和(自身を含む): 5076520320

約数和(自身を除く): 2894531504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 868, 1519, 1736, 3038, 3472, 6076, 12152, 24304, 89779, 179558, 359116, 628453, 718232, 1256906, 1436464, 2513812, 2783149, 4399171, 5027624, 5566298, 8798342, 10055248, 11132596, 17596684, 19482043, 22265192, 35193368, 38964086, 44530384, 70386736, 77928172, 136374301, 155856344, 272748602, 311712688, 545497204, 1090994408, 2181988816]

約数ペア:

[(1, 2181988816), (2, 1090994408), (4, 545497204), (7, 311712688), (8, 272748602), (14, 155856344), (16, 136374301), (28, 77928172), (31, 70386736), (49, 44530384), (56, 38964086), (62, 35193368), (98, 22265192), (112, 19482043), (124, 17596684), (196, 11132596), (217, 10055248), (248, 8798342), (392, 5566298), (434, 5027624), (496, 4399171), (784, 2783149), (868, 2513812), (1519, 1436464), (1736, 1256906), (3038, 718232), (3472, 628453), (6076, 359116), (12152, 179558), (24304, 89779)]