20803479981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{14347}}^1\times {\mathrm{25439}}^1$

素因数の和:39808

約数の個数: 16

約数和(自身を含む): 29201049600

約数和(自身を除く): 8397569619

約数列:

[1, 3, 19, 57, 14347, 25439, 43041, 76317, 272593, 483341, 817779, 1450023, 364973333, 1094919999, 6934493327, 20803479981]

約数ペア:

[(1, 20803479981), (3, 6934493327), (19, 1094919999), (57, 364973333), (14347, 1450023), (25439, 817779), (43041, 483341), (76317, 272593)]