19311639

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 26373600

約数和(自身を除く): 7061961

約数列:

[1, 3, 73, 109, 219, 327, 809, 2427, 7957, 23871, 59057, 88181, 177171, 264543, 6437213, 19311639]

約数ペア:

[(1, 19311639), (3, 6437213), (73, 264543), (109, 177171), (219, 88181), (327, 59057), (809, 23871), (2427, 7957)]