19019912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{125131}}^1$

素因数の和:125156

約数の個数: 16

約数和(自身を含む): 37539600

約数和(自身を除く): 18519688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 125131, 250262, 500524, 1001048, 2377489, 4754978, 9509956, 19019912]

約数ペア:

[(1, 19019912), (2, 9509956), (4, 4754978), (8, 2377489), (19, 1001048), (38, 500524), (76, 250262), (152, 125131)]