20057426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 13690414

約数列:

[1, 2, 19, 23, 38, 46, 53, 106, 433, 437, 866, 874, 1007, 1219, 2014, 2438, 8227, 9959, 16454, 19918, 22949, 23161, 45898, 46322, 189221, 378442, 436031, 527827, 872062, 1055654, 10028713, 20057426]

約数ペア:

[(1, 20057426), (2, 10028713), (19, 1055654), (23, 872062), (38, 527827), (46, 436031), (53, 378442), (106, 189221), (433, 46322), (437, 45898), (866, 23161), (874, 22949), (1007, 19918), (1219, 16454), (2014, 9959), (2438, 8227)]