20199310191

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{266647}}^1$

素因数の和:267115

約数の個数: 24

約数和(自身を含む): 30781845120

約数和(自身を除く): 10582534929

約数列:

[1, 3, 9, 19, 57, 171, 443, 1329, 3987, 8417, 25251, 75753, 266647, 799941, 2399823, 5066293, 15198879, 45596637, 118124621, 354373863, 1063121589, 2244367799, 6733103397, 20199310191]

約数ペア:

[(1, 20199310191), (3, 6733103397), (9, 2244367799), (19, 1063121589), (57, 354373863), (171, 118124621), (443, 45596637), (1329, 15198879), (3987, 5066293), (8417, 2399823), (25251, 799941), (75753, 266647)]