18395253

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{1493}}^1$

素因数の和:1573

約数の個数: 18

約数和(自身を含む): 27326754

約数和(自身を除く): 8931501

約数列:

[1, 3, 9, 37, 111, 333, 1369, 1493, 4107, 4479, 12321, 13437, 55241, 165723, 497169, 2043917, 6131751, 18395253]

約数ペア:

[(1, 18395253), (3, 6131751), (9, 2043917), (37, 497169), (111, 165723), (333, 55241), (1369, 13437), (1493, 12321), (4107, 4479)]