20790834474

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1\times {\mathrm{180749}}^1$

素因数の和:181782

約数の個数: 32

約数和(自身を含む): 43813800000

約数和(自身を除く): 23022965526

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 1009, 2018, 3027, 6054, 19171, 38342, 57513, 115026, 180749, 361498, 542247, 1084494, 3434231, 6868462, 10302693, 20605386, 182375741, 364751482, 547127223, 1094254446, 3465139079, 6930278158, 10395417237, 20790834474]

約数ペア:

[(1, 20790834474), (2, 10395417237), (3, 6930278158), (6, 3465139079), (19, 1094254446), (38, 547127223), (57, 364751482), (114, 182375741), (1009, 20605386), (2018, 10302693), (3027, 6868462), (6054, 3434231), (19171, 1084494), (38342, 542247), (57513, 361498), (115026, 180749)]