20002839

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3943}}^1$

素因数の和:4054

約数の個数: 16

約数和(自身を含む): 28396800

約数和(自身を除く): 8393961

約数列:

[1, 3, 19, 57, 89, 267, 1691, 3943, 5073, 11829, 74917, 224751, 350927, 1052781, 6667613, 20002839]

約数ペア:

[(1, 20002839), (3, 6667613), (19, 1052781), (57, 350927), (89, 224751), (267, 74917), (1691, 11829), (3943, 5073)]