18883917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 29679104

約数和(自身を除く): 10795187

約数列:

[1, 3, 9, 13, 39, 103, 117, 309, 927, 1339, 1567, 4017, 4701, 12051, 14103, 20371, 61113, 161401, 183339, 484203, 1452609, 2098213, 6294639, 18883917]

約数ペア:

[(1, 18883917), (3, 6294639), (9, 2098213), (13, 1452609), (39, 484203), (103, 183339), (117, 161401), (309, 61113), (927, 20371), (1339, 14103), (1567, 12051), (4017, 4701)]