20163244538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1\times {\mathrm{2383}}^1$

素因数の和:3266

約数の個数: 32

約数和(自身を含む): 31720550400

約数和(自身を除く): 11557305862

約数列:

[1, 2, 23, 46, 419, 439, 838, 878, 2383, 4766, 9637, 10097, 19274, 20194, 54809, 109618, 183941, 367882, 998477, 1046137, 1996954, 2092274, 4230643, 8461286, 22964971, 24061151, 45929942, 48122302, 438331403, 876662806, 10081622269, 20163244538]

約数ペア:

[(1, 20163244538), (2, 10081622269), (23, 876662806), (46, 438331403), (419, 48122302), (439, 45929942), (838, 24061151), (878, 22964971), (2383, 8461286), (4766, 4230643), (9637, 2092274), (10097, 1996954), (19274, 1046137), (20194, 998477), (54809, 367882), (109618, 183941)]