20174919921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{430013}}^1$

素因数の和:430433

約数の個数: 24

約数和(自身を含む): 31461544296

約数和(自身を除く): 11286624375

約数列:

[1, 3, 9, 13, 39, 117, 401, 1203, 3609, 5213, 15639, 46917, 430013, 1290039, 3870117, 5590169, 16770507, 50311521, 172435213, 517305639, 1551916917, 2241657769, 6724973307, 20174919921]

約数ペア:

[(1, 20174919921), (3, 6724973307), (9, 2241657769), (13, 1551916917), (39, 517305639), (117, 172435213), (401, 50311521), (1203, 16770507), (3609, 5590169), (5213, 3870117), (15639, 1290039), (46917, 430013)]