20916454

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3304

約数の個数: 24

約数和(自身を含む): 35772840

約数和(自身を除く): 14856386

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 3211, 3257, 6422, 6514, 42341, 61883, 84682, 123766, 550433, 804479, 1100866, 1608958, 10458227, 20916454]

約数ペア:

[(1, 20916454), (2, 10458227), (13, 1608958), (19, 1100866), (26, 804479), (38, 550433), (169, 123766), (247, 84682), (338, 61883), (494, 42341), (3211, 6514), (3257, 6422)]