20271423

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5009}}^1$

素因数の和:5102

約数の個数: 16

約数和(自身を含む): 28857600

約数和(自身を除く): 8586177

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 5009, 15027, 95171, 285513, 355639, 1066917, 6757141, 20271423]

約数ペア:

[(1, 20271423), (3, 6757141), (19, 1066917), (57, 355639), (71, 285513), (213, 95171), (1349, 15027), (4047, 5009)]