20641038

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{312743}}^1$

素因数の和:312759

約数の個数: 16

約数和(自身を含む): 45035136

約数和(自身を除く): 24394098

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 312743, 625486, 938229, 1876458, 3440173, 6880346, 10320519, 20641038]

約数ペア:

[(1, 20641038), (2, 10320519), (3, 6880346), (6, 3440173), (11, 1876458), (22, 938229), (33, 625486), (66, 312743)]