20300464

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 41358960

約数和(自身を除く): 21058496

約数列:

[1, 2, 4, 8, 16, 29, 58, 67, 116, 134, 232, 268, 464, 536, 653, 1072, 1306, 1943, 2612, 3886, 5224, 7772, 10448, 15544, 18937, 31088, 37874, 43751, 75748, 87502, 151496, 175004, 302992, 350008, 700016, 1268779, 2537558, 5075116, 10150232, 20300464]

約数ペア:

[(1, 20300464), (2, 10150232), (4, 5075116), (8, 2537558), (16, 1268779), (29, 700016), (58, 350008), (67, 302992), (116, 175004), (134, 151496), (232, 87502), (268, 75748), (464, 43751), (536, 37874), (653, 31088), (1072, 18937), (1306, 15544), (1943, 10448), (2612, 7772), (3886, 5224)]