20460647613

素因数分解:

$3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1563911}}^1$

素因数の和:1564017

約数の個数: 24

約数和(自身を含む): 32091474240

約数和(自身を除く): 11630826627

約数列:

[1, 3, 7, 21, 49, 89, 147, 267, 623, 1869, 4361, 13083, 1563911, 4691733, 10947377, 32842131, 76631639, 139188079, 229894917, 417564237, 974316553, 2922949659, 6820215871, 20460647613]

約数ペア:

[(1, 20460647613), (3, 6820215871), (7, 2922949659), (21, 974316553), (49, 417564237), (89, 229894917), (147, 139188079), (267, 76631639), (623, 32842131), (1869, 10947377), (4361, 4691733), (13083, 1563911)]