18276993

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15269}}^1$

素因数の和:15301

約数の個数: 24

約数和(自身を含む): 31761600

約数和(自身を除く): 13484607

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 15269, 45807, 106883, 137421, 290111, 320649, 870333, 961947, 2030777, 2610999, 6092331, 18276993]

約数ペア:

[(1, 18276993), (3, 6092331), (7, 2610999), (9, 2030777), (19, 961947), (21, 870333), (57, 320649), (63, 290111), (133, 137421), (171, 106883), (399, 45807), (1197, 15269)]