20317786

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{6221}}^1$

素因数の和:6317

約数の個数: 16

約数和(自身を含む): 32254848

約数和(自身を除く): 11937062

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 6221, 12442, 143083, 286166, 441691, 883382, 10158893, 20317786]

約数ペア:

[(1, 20317786), (2, 10158893), (23, 883382), (46, 441691), (71, 286166), (142, 143083), (1633, 12442), (3266, 6221)]