19827464

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{13693}}^1$

素因数の和:13880

約数の個数: 16

約数和(自身を含む): 37384620

約数和(自身を除く): 17557156

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 13693, 27386, 54772, 109544, 2478433, 4956866, 9913732, 19827464]

約数ペア:

[(1, 19827464), (2, 9913732), (4, 4956866), (8, 2478433), (181, 109544), (362, 54772), (724, 27386), (1448, 13693)]