12047995

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4091}}^1$

素因数の和:4146

約数の個数: 16

約数和(自身を含む): 15713280

約数和(自身を除く): 3665285

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 4091, 20455, 77729, 126821, 388645, 634105, 2409599, 12047995]

約数ペア:

[(1, 12047995), (5, 2409599), (19, 634105), (31, 388645), (95, 126821), (155, 77729), (589, 20455), (2945, 4091)]