18293847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42643}}^1$

素因数の和:42670

約数の個数: 16

約数和(自身を含む): 28656768

約数和(自身を除く): 10362921

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42643, 127929, 469073, 554359, 1407219, 1663077, 6097949, 18293847]

約数ペア:

[(1, 18293847), (3, 6097949), (11, 1663077), (13, 1407219), (33, 554359), (39, 469073), (143, 127929), (429, 42643)]