18873675

素因数分解:

$3^3\times 5^2\times {\mathrm{27961}}^1$

素因数の和:27980

約数の個数: 24

約数和(自身を含む): 34672880

約数和(自身を除く): 15799205

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 27961, 83883, 139805, 251649, 419415, 699025, 754947, 1258245, 2097075, 3774735, 6291225, 18873675]

約数ペア:

[(1, 18873675), (3, 6291225), (5, 3774735), (9, 2097075), (15, 1258245), (25, 754947), (27, 699025), (45, 419415), (75, 251649), (135, 139805), (225, 83883), (675, 27961)]